Material: The rods are made of high-carbon steel, electrostatic spraying technology for the surface, smooth, sturdy and durable; Stainless steel strong rough spring included. | Non-slip: Two ends are made of non-slip soft ABS plastic, rub resistance, preventing rods from falling off. | Easy to install: Simply twist and pull, without tools, drilling, no damage to walls doors and windows. Each rod can bear 1.1 to 2.2 pounds. | Adjustable range: adjustable from 15.7 to 28 Inches, the inner spring keeps enough tension; recommended length is 16 to 26 inches. | Wide usage: Used as cupboard rod, window curtain rod, hanging curtains, shower curtain, wardrobe, refrigerator bars, closet rod, bookcase rod, cabinet rod, pantry rod, bathroom curtain rod.