Tropicfeel Sunset - quick drying sneakers made from recycled EVA material and 6 plastic bottles created for maximum comfort and functionality. In addition to a great design, they also offer a light weight, non-slip finish and excellent breathability thanks to AirTechTM mesh. Low weight Quick-drying material Drainage holes (shoes are also suitable for water) Quick lacing system Sock construction for comfortable and easy slipping on and off Anti-slip finish All-day comfort with heel cushioning and 3D Dual cushion technology Partially foldable heel makes the shoes easy to pack and carry in a backpack AirTechTM Mesh allows breathability on the move Odor resistant (treated with Lava XL and Anti-bacteria by Ariaprene) Can be worn without socks 6 recycled PET bottles are used for each pair Outsole: 20% recycled EVA (Ethylene Vinyl Acetate), 80% EVA Upper: 77% recycled polyester from PET bottles, 23% polyester