The latest Rihanna-spearheaded collaboration with Puma challenges typical school uniform separates with the singer's coveted brand of cool edge and sports-centric credibility. This green and navy plaid 'Class Choker' is a sensual accessory from the collection - let it dress up denim and sneakers with its white lace-up front. Front: 100% Polyester * Back Body: 80% Polyester, 20% Rubber Sizes: One Size