Hybrid trainers by boss, designed in a running style in mixed materials with an eva-rubber outsole and logos on the tongue and side panel.For our responsible products we always use at least 60% More sustainable raw materials.This garment is made from at least 60% Certified recycled polyester.Recycled polyester is an artificial fibre made from oil-based waste such as old pet bottles.It is a more sustainable option compared to conventional polyester, as we can reuse a material that has already been produced.Using recycled polyester also reduces plastic waste and stops it from ending up in landfills.We only use raw materials with a verified chain of custody to ensure the use of certified recycled polyester.Features:- Sole:other material.- Lining:fully lined.- Fastening sla:laces.Specifications:- Material:facing:100% Cow skin, 40% Polyurethane, 60% Polyester, innersole:4% Polyurethane, 48% viscose (bamboo.- Cellulose), 48% Polyester, lining:100% Polyester, quality:100% Cow skin, sole:40% Rubber, 60% Ethylene vinyl acetate, upper material:100% Polyester (recycled).