The GOOD shoe range is made from recycled water bottles with 100% recycled upper, recycled lining and eco bounce footbed. Not only sustainable the bounce footbed provides energy rebound with every step and provides comfort cushioning- 100% Recycled RPET Upper made from recycled water bottles- Bounce Eco Footbed provides energy rebound with every step and retains it's cushioning for all day comfort. Now made with our new bio-based formula to help minimize our eco-impact.- Lightweight and durable EVA Outsole with Bloom 20% (10% Algae)- Bounce technology. Upper Material: Synthetic. Lining Material: Synthetic. Sole Material: Rubber. Closure/Fastening: Lace-Up. Features: Lightweight,Moisture Wicking,Comfort,Breathable. Toe Shape: Round. Shoe Width: Relaxed. Item Weight: 0.988 KG. Heel Height: Flat (Under 2.5cm).