Cleartex is the brand name for transparent, crystal clear floor protection mats in Original Floortex Polycarbonate. Cleartex stair treads are versatile, easy to move and easy to clean, making them perfect for a wide variety of uses. They are ideal for stairs in all areas of the office and home. Polycarbonate treads are extremely durable and made from non-toxic materials that are 100% recyclable. These stair treads are fire-resistant, odorless and easy to clean. Guaranteed not to crack, curl or yellow! Floortex stair treads are designed for both curved and straight staircases. They have a contemporary appearance and will not curl at the edges. They ship with double-sided adhesive dots for maximum stay-put.