The original polycarbonate chair mat provides the ultimate in quality, clarity and durability for home and office flooring. Twice the impact strength of vinyl and highly rigid to provide the perfect ergonomic easy-glide surface for caster-based chairs. High clarity allows the beauty of your floor to shine through. Highly durable, does not curl, crack, cup, dimple, discolor or smell under normal use. Manufactured using up to 30% renewable energy. 100% recyclable.