DA.AI Technology works with the Buddhist relief charity Tzu Chi Foundation to turn recycled PET bottles into a eco-friendly apparel and accessories. This puncture-proof shoe is one of the best examples, recognized by 2017 Red Dot award. It protects disaster relief volunteer's feet from sharp object in difficult situations. Made from breathable and elastic eco outer fabric, wrap-around and soft cushioning shoe sole, and stylish design, these shoes can also be worn in a variety of casual settings.