Minimal shoes
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Minimal, barefoot, and natural fiber are three different claims. A thin shoe can still be polyester. This page only repeats materials the brand prints.
Side by side
| Spec | Primus Lite IV, men's |
|---|---|
| Upper | 100% recycled polyester |
| Lining | 57% TPU, 35% recycled polyester, 8% polyurethane |
| Laces | 100% recycled polyester. The page spells it Polyster. |
| Outsole | 60% polymer, 30% silica, 10% vulcanised chemical |
| Insole | 98% pre-consumer recycled polyurethane, 2% water-based adhesive. Topper: 100% recycled polyester. |
| Made in | Vietnam |
Primus Lite IV, men's
A barefoot training shoe. The US product page prints a full material list and says it is made in Vietnam. Heel drop and stack height are not in that list.