Hugo Riven Tennis Lace Trainer - Black Material Content: 100% Polyester, 100% Rubber, 60% Polyurethane 40% Polyester, 85% Polyester 15% Polyurethane. Washing Instructions: Wipe Clean. Brand Details Cushioning Comfort. Low-top cupsole trainers by HUGO. Featuring contrast branding throughout, this pair is set on a sporty rubber outsole for comfort. Laces. Fully lined. Packaging: Box. Outer material: 60% Polyurethane, 40% Polyester. Sole: 100% Rubber. Facing: 100% Polyester. Upper material: 60% Polyurethane, 40% Polyester. Innersole: 100% Polyester. MPN: 50523439.