No Adhesive: Anti-slip stair treads can obviously secure your safety when you go up and down the stairs. In addition, they won't destroy your stairs at all, because the anti moving bottom we created is NOT glue or permanent adhesive, and there won't be any residue when you remove them from the steps. Please be know that our rubber stair mats are not suitable for outdoor use. Machine Washable: Indoor stair treads are easy clean because of the smooth surface, you can clean the carpet protectors for stairs by vacuuming or mop or machine washing, so don\u2019t worry about cleaning the hair and dust anymore of stair carpet runner , Low Profile & Quick Dry: Step rugs for stairs will still maintain shape and colors when you wash it by water, and our anti slip for stairs can be cutted to any size, if your step size is kind special, you can easily cut the carpet tread with scissors, 8" X 30" of each carpet for stairs non slip with 15 pieces in pack. rubber stair treads fits most indoor stairs and the stair traction treads quantity meets the needs of most families. Rubber Backed: Non slip stair treads indoor wih the rubber backing, can be firmly attached to the ground and effectively keep your family, kids and pets safe, and stair grips non slip will not destroy your stairs at all, because the anti moving of the bottom that we created is no glue or permanent adhesive, there won't be any residue when you remove them from the steps. Fully Refund: We are always dedicated to providing you with a stair treads non slip. If for some reason you're not at all happy and in love with our stair grips for dogs, all you need to do is contact our service support team for replace a new stair rugs for wooden steps non slip or refund. No-questions-asked, No-hassle refund