As for the upper

A lightweight boot in durable nylon with internal Waterproof membrane

UPPER: 100% polyester / reinforcement on quarters and heel in PU

50% repreve

UPPER: Oily leather

96204-116-M | AX_EON ARMY RUN SILK | STAR WHITE Size:Womens 6 As for the upperMilitary strength and sophisticated style go together perfectly in these soft canvas trainers. Comfort and support is provided by the TPU heel counter and paradrop cushioning, while the laces have a silky look and the overlays are hot melted for a seamless finish. UPPER: canvas in cotton on vamp + quarters stretch canvas in 80% cottton 20% spandex on heel counter + tongue reinforcement in silk leather on top eyestay reinforcement in microfiber on heel