General description Adjustable telescopic rod that extends from 16 to 28 inches, suitable for various applications including bathrooms, shower stalls, bathtubs, changing rooms, closets, and window openings. Strong enough to hold shower curtains, window curtains, clothes, and other items. Technical specifications Adjustable length: 16 to 28 inches Diameter: 1.3 cm Material: High-grade steel and plastic Package Contents: 12 x Tension Rods Measurement allowed error: +/- 1-3 cm Installation Easy installation with extend and rotate mechanism No tools required Free drilling, without making holes in your wall