Dimension: Each stair edge trim is about 36 inch(91.4cm)in length, 1.6 inch(4cm) in width, 0.8 inch(2cm) in height. Each 36 inch metal stair treads offers full coverage for standard stairs, minimizing gaps and waste Premium Metal with Non-Slip Surface: Crafted from heavy-duty aluminum, these stair nose trims resist corrosion, scratches, and wear. Featuring a textured surface enhances safety even in wet conditions, while reminding the pedestrian to be careful of the stairs Safety Upgrade: Reinforced metal core prevents bending under heavy foot traffic. Stair nose provides non-slip properties, can effectively protect family members, suitable for families or high-traffic residential and commercial areas, indoor and outdoors Universal Indoor/Outdoor Protection: Weather-resistant design withstands rain, snow, and sun exposure. Anti slip stair strips protect the edges of stairs from chipping, while adding a modern touch to public spaces such as homes, offices, schools, hospitals and shopping malls Self-Adhesive & Tool-Free Installation: Features strong peel-and-stick backing for quick setup: clean the surface, peel the film, and press firmly for a secure hold. Suitable for tile, wood, marble, metal, glass, concrete, etc., or for decoration.