A shoe last is the foot-shaped form that a shoe is built around. Shoe size gives the length of a shoe, and the last decides most of the rest, including width, volume, toe shape and heel height. This guide explains what a last is, what it is made of, how it varies by type of shoe and what to look for when you judge fit. It also shows how the design principles Wyde Footwear lists for its shoes, a wide foot-shaped toe box, zero drop, no toe spring and a flexible sole, connect to the vocabulary of lasts.

What is a shoe last?

A shoe last is a roughly foot-shaped form around which a shoe is built. Shoemakers Academy calls it "the starting point of every shoe design" and says it is made of molded plastic, carved wood, cast aluminum or 3D printed plastic.

A last is not a copy of a foot. Shoemakers Academy writes that "the modern shoe last is not a replica of the human foot" but a generalised form that allows for how the foot articulates and changes volume when it moves. CalexFit describes lasts as "an abstract form with specific functions". CalexFit adds that modern lasts are shaped quite differently from feet, with a flat sole to aid production. According to Wikipedia, the precise shape is tailored to the kind of footwear being made.

The word comes from Old English, where laest means footprint, according to YDA UK. CalexFit describes how a shoemaker would traditionally take a footprint outline of the sole and carve a wooden last from that print. Wikipedia adds that in the High Middle Ages a single last was used to make shoes for either foot, and that lasts were again made and used in matching pairs from the early 19th century. In 1883 Jan Ernst Matzeliger patented an automated lasting machine, which Wikipedia says increased production by as much as 14 times.

Lasting is the manufacturing step in which the upper is pulled over the last. YDA UK notes that the last is removed once the shoe holds its shape.

Key takeaways about shoe lasts

• A last is a roughly foot-shaped form that a shoe is built around, not a replica of a foot.
• Shoe size gives the length of a shoe, while the last determines the rest of the fit, including width and volume.
• Lasts are made of wood, plastic or metal, and their shape is tailored to the kind of footwear being made.
• Wyde Footwear names anatomically correct lasts among the standards it holds all its shoes to.

Why is a shoe last important?

The last is important because it defines the shoe's size, width and toe shape. Shoemakers Academy puts it this way: "The shape of the last determines the fit, performance, ergonomics, and style of a shoe."

This is why two shoes with the same size label can feel different. YDA UK writes that two shoes labelled size 9 can have completely different internal volumes if they were built on different lasts, and that one brand's size 9 last may be built wider, with a higher instep, than another's. In YDA UK's words, shoe size tells you the length of a shoe and the last tells you everything else.

YDA UK also writes that a well-designed last determines up to 30 precise measurements. CalexFit says a last maker may take up to 35 measurements before creating the model.

Which measurements does a last control?

• Girth: the circumference of the foot at its widest point.
• Instep height: the distance from the sole to the top of the foot.
• Heel-to-ball distance, another measurement YDA UK names.
• Toe spring: the upward curve at the toe of the last, which affects how the shoe rolls during walking.
• Heel pitch: the angle between the heel and the ball of the foot built into the last.

What are the parts of a last?

• Toe box: the front-most section that shapes the toe area of the shoe.
• Instep: the raised area over the arch of the foot.
• Ball width: the widest part of the last, corresponding to the ball of the foot.
• Waist: the narrow middle section between the ball and heel.
• Heel seat: the flat area where the heel rests.
• Backpart: the rear section that shapes the heel counter and back of the shoe.

These descriptions come from TheFootwearEdge. The toe box is the part of the last that matters most when you look at how much room the toes have.

What does Wyde Footwear say about its lasts?

Wyde Footwear's FAQ names "anatomically correct lasts, durable materials, and craftsmanship we stand behind" as the standard for its shoes, whether they are made in Portugal or by its partner in China.

Wyde describes the shape of its shoes in plain terms. Its home page says: "Every pair of Wyde Footwear is designed to match the true shape of your foot." Its About us page says each pair is "carefully shaped to follow the natural outline of the foot".

Wyde Footwear's FAQ states that its shoes are built on four design principles. Each one connects to a term used by last makers.

What are the four design principles of Wyde shoes?

• A wide, foot-shaped toe box. Wyde says the toe box follows the natural shape of the foot so the toes can spread. On a last, the toe box is the front-most section that shapes the toe area.
• Zero drop. Wyde defines it this way: the heel and the forefoot are at the same height inside the shoe.
• No toe spring. Wyde explains that toe spring is the upward curve at the front of many shoe soles that lifts the toes off the ground, and that its shoes do not have it. Last makers measure toe spring on the last itself.
• A flexible sole. Wyde's home page describes the sole of its shoes as "really bendy".

Wyde Footwear's FAQ adds that its shoes follow the natural shape of the foot and can feel more spacious than conventional shoes at first. Wyde shoes have a cushioned midsole, and Wyde describes them as a bridge between conventional shoes and barefoot shoes: a wide toe box, zero drop and everyday cushioning.

Wyde sizes are unisex and come in whole EU sizes from 36 to 47. Because every brand builds on its own lasts, the size on the label is a starting point. Wyde's support team can advise on whether a model suits a specific foot before purchase, at support@wydefootwear.com.

What materials are used for shoe lasts?

Shoe lasts are made of wood, plastic or metal. Shoemakers Academy lists molded plastic, carved wood, cast aluminum and 3D printed plastic, and each material suits a different way of making shoes.

What are wooden lasts used for?

Wood is the traditional material. TheFootwearEdge writes that maple and hornbeam are popular for their durability and ease of carving, and that wood is traditionally used in handmade and bespoke shoemaking. YDA UK says traditional lasts were carved from beech wood and notes that wooden lasts can be adjusted to your foot measurements, while plastic lasts are fixed and suited to standard sizing. Wikipedia adds that wooden lasts are now used mainly for repair work and bespoke shoemaking.

What are plastic lasts used for?

Plastic is the material of mass production. TheFootwearEdge writes that high-density polyethylene (HDPE) and polypropylene are common in mass production due to their lightweight and moldability. Wikipedia names high-molecular-weight HDPE as the usual material now, because it can be shaped easily, cheaply and precisely, and YDA UK says it resists deformation under the pressure of lasting machines.

What are metal lasts used for?

Metal lasts belong to industrial settings. TheFootwearEdge says aluminium is used in industrial settings for heat-molded shoe manufacturing and precision shaping. YDA UK adds that cast iron lasts fell out of favour due to their weight and cost.

How is a shoe last designed and made?

A last is designed from foot measurements and, increasingly, with software. TheFootwearEdge lists foot measurements such as length, width, arch height and instep girth, 3D foot scanning for precision modelling and digital last creation, and foot impressions in bespoke footwear. Wikipedia says modern last shapes are usually designed with dedicated CAD software.

TheFootwearEdge lists the factors that guide the choice of a last: the footwear category, the target audience, the design goals, where style and comfort are weighed against each other, and the production method, handmade or automated.

Wikipedia describes three broad kinds of last. Simple uniform lasts are used for repair, custom-purpose mechanised lasts are used in factories, and bespoke lasts are designed to the proportions of an individual customer's feet. Factory lasts must withstand the forces of the machines that pull the upper over them.

How do shoe lasts vary by shoe type?

Lasts vary by the kind of shoe they are made for, because the shape of the last is tailored to the footwear being made. A trainer, an Oxford and a high-heeled shoe are built on very different lasts.

What are the main types of last?

• Athletic lasts prioritise volume and flex, accommodating foot swell during exercise. YDA UK gives them a rounded, wide toe and a heel pitch of 0 to 10 mm.
• Formal lasts prioritise silhouette, often sacrificing toe room for aesthetic line. For an Oxford, YDA UK lists a pointed or chisel toe and a heel pitch of 15 to 20 mm.
• High-heel lasts have a narrow, tapered toe and a heel pitch of 50 mm or more, according to YDA UK.
• Boot lasts have an extended shaft and heel support, according to TheFootwearEdge. Wikipedia says boot lasts hug the instep for a close fit.
• Sandal lasts have minimal structure and a flat profile, according to TheFootwearEdge.
• Bespoke lasts are designed to the proportions of an individual customer's feet.

What is the difference between a solid and a hinged last?

A solid last is a single, unmovable piece, and TheFootwearEdge says it is typically used for open-style footwear such as sandals, mules or slippers. A hinged last is made of two or more parts connected by a metal hinge and a spring mechanism, so it can be collapsed. YDA UK says hinged lasts are used for closed-toe shoes.

Do all shoe lasts leave the same room for the toes?

No. How much room the toes get depends on the last, and different kinds of shoes give it different priorities. YDA UK writes that formal lasts often sacrifice toe room for the sake of the silhouette, while athletic lasts prioritise volume and flex.

YDA UK also gives a shopping tip: a wide, rounded toe box signals a last with generous forefoot volume. Wyde Footwear takes the same approach in its own words, stating on its home page that its shoes have "a wide toe box that lets your toes spread out the way they're meant to".

How can I tell if a shoe fits well?

A shoe fits well when the toe box, heel and instep all match your foot. YDA UK suggests checking each of these, because they show how the last was built.

What should I check when I try on shoes?

• Toe box: a wide, rounded toe box signals a last with generous forefoot volume.
• Heel cup: YDA UK says a shallow cup will allow slippage, while a deep, firm cup holds the heel securely.
• Instep: YDA UK suggests checking it first. If a shoe feels tight across the top within five minutes, the last's instep height may be too low for your foot.
• Toe spring: if the toe lifts noticeably off the ground, the last has a pronounced toe spring, according to YDA UK.
• Brand: one brand's size 9 last may be built wider, with a higher instep, than another's, so compare lasts rather than only size labels.

YDA UK also writes that breaking in a shoe does not fix a poor match to last shape, so it is worth judging the fit in the shop or at home before you commit to a pair.

FAQs About Shoe Lasts and Fit

What is the purpose of a shoe last?

A shoe last is the form a shoe is built around. According to Shoemakers Academy, its shape determines the fit, performance, ergonomics and style of the shoe, and TheFootwearEdge lists size, width and toe shape among the things it defines.

What does zero drop mean in shoe design?

Zero drop means the heel and the forefoot are at the same height inside the shoe. Wyde Footwear lists zero drop among the four design principles of its shoes.

What is toe spring?

Toe spring is the upward curve at the toe of the last, which affects how the shoe rolls during walking, according to YDA UK. Wyde Footwear says its shoes have no toe spring.

What is the difference between a wooden and a plastic last?

Wooden lasts are the traditional, handmade and bespoke choice and can be adjusted to your foot measurements. Plastic lasts are fixed and suited to standard sizing, and high-density polyethylene is common in mass production.

Do all shoes use the same type of last?

No. The shape of a last is tailored to the kind of footwear being made, so athletic, formal, high-heel, boot and sandal lasts differ. Two shoes with the same size label can also have different internal volumes if they were built on different lasts.

What is a hinged last?

A hinged last is made of two or more parts connected by a metal hinge and a spring mechanism, so it can be collapsed. YDA UK says hinged lasts are used for closed-toe shoes.

What are the sources?

• Shoemakers Academy, https://shoemakersacademy.com/what-is-a-shoe-last/
• TheFootwearEdge, https://thefootwearedge.com/shoe-lasts-explained-their-role-in-footwear-design/
• YDA UK, https://ydauk.com/blogs/blog/what-is-a-last-on-a-shoe-the-complete-guide
• CalexFit, https://calexfit.com/foot_libraries/library/shoelast.htm
• Wikipedia, Shoe last, https://en.wikipedia.org/wiki/Shoe_last
• Wyde Footwear, https://wydefootwear.com/pages/faq, https://wydefootwear.com and https://wydefootwear.com/pages/about-us