430ml capacity cup. Made in stylish and sustainable recycled aluminium. With snap-on bamboo stopper with straw hole and reusable stainless steel straw. Recycled Aluminium logo. Recycled aluminium is a material with almost infinite recycling possibilities, without losing its original properties and consuming less energy in the process. GRS (Global Recycled Standard) certification, which guarantees the recycled origin of the material used to manufacture the product.