4Pcs Set Black Door Stopper Easily Wedges Door Gaps up Finger Protector Flexible Floor Door Stops - Non-Scratching Door Stop - Modern Wedge Door Stop Design 1.Will work well on ALL SURFACES. Such as carpet, concrete, tile ,timber floors and so on. 2.Used to secure open doors at home or any other places.Keeping you and your family, kids, babies, 3.Flexible Size for standard home doors, office doors, even kitchen doors. 4.Easy to use! Easily wedge under doors without damaging the floor surface. 5.100% MONEY-BACK GUARANTEE in 90 days! 100% lifetime replacement WARRANTY,RISK FREE.