Super Twill PVC Reusable Underpads – Designed to meet industry standards, these underpads feature a heavyweight 4.1 oz 55/45 CVC twill face fabric for lasting durability. The soakers, made of 95% polyester / 5% rayon, are available in 6, 8, and 10 oz weights. A soft, leak-proof vinyl barrier is engineered to withstand repeated wash and dry cycles while maintaining performance.