adidas Men and Women's Footwear Size Chart Leather adidas Special Collections™ Predator 20.1 Tr Adv Sneakers with knitted sock at the ankle. Pull-on style. Three-stripes at the vamp. Synthetic lining and footbed. Textured synthetic outsole. Imported. This item may ship with an attached security tag. Merchandise returned without the original security tag attached or a damaged tag may not qualify for a refund. Weight of footwear is based on a single item, not a pair.