DIMENSIONS & COLOUR: Rectangular plastic plug for 45x25 mm tubes (4,5x2,5 cm) – also fits 25x45 mm orientation – suitable for wall thicknesses from 1,5 to 3,0 mm. Colour: Black (RAL 9005). Supplied in a 8-pack. Other dimensions available in the size chart DURABLE MATERIAL: Made from premium-quality polyethylene (PE), our plastic end caps are UV-resistant, impact-resistant, and weatherproof – suitable for both indoor and outdoor use SMOOTH & FUNCTIONAL DESIGN: These Black rectangular tube inserts feature rounded corners and a matte finish that resists scratches and blends seamlessly with metal, plastic or wood surfaces SAFETY & FLOOR PROTECTION: End caps cover sharp pipe edges to prevent injury and protect floors from scratches. For delicate surfaces, felt pads or anti-slip bases can be attached for extra protection EASY INSTALLATION & MULTI-USE: Quick, tool-free push-in installation thanks to 3 flexible lamella ribs. Ideal for steel tubes, aluminium profiles, machinery, fences, furniture legs, playground structures and garden equipment