- Outer covering: 70% natural cotton fabric, 30% polyester - Antiperspirant inner lining: 100% polyester - Removable insole: foam, 60% bamboo, 40% recycled polyester - Outsole: 40% recycled rubber - Laces: 100% recycled PET - Embroidered side logo * All our models are vegan, labeled PETA APPROVED VEGAN and certified OEKO TEX 100 (materials guaranteed to be free of toxic products for the body and the environment). **Sizing** The Gaia fits normally. We advise you to take your usual size. In case you are in between two sizes, we advise you to take a size above the one you usually take. If upon receipt of this model, the size is a little tight, please note that the materials of our Gaia soften over time. *The insoles of our Gaia are removable. You can therefore removethem to place them with your own insoles if you wish.

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