A bag made in part with recycled materials.

Options are a great thing. With the adidas by Stella McCartney Gym Sack, you have plenty of them. The ultra-lightweight backpack goes ahead and helps make life a little easier, meaning it doesn't add on any additional weight when you're carrying your gear. Plus that lightweight design also effortlessly packs down into your suitcase, so you can keep up your routine in other places. Made with a series of recycled materials, and at least 60% recycled content, this product represents just one of our solutions to help end plastic waste.