Super Sliders 2" Square Brown Furniture Caster Cup; 4 Pack. These furniture caster cups are designed to protect your floors from scratches and damage. They keep furniture securely in place on hardwood, tile, and linoleum. The cups are easyto apply and remove, ensuring your floors stay safe from heavy furniture movement. Use them under tables, sofas, and more to prevent sliding and noise. Each pack includes four durable caster cups, perfect for long-lasting floor protection.