●The U-shaped opening makes it easy to put in and take out ●3 Tiers of 45cm ●Size (when in use): Approx. 17.7 x 17.7 x 23.6 inches (450 x 450 x 600 mm); When stored: Approx. 17.7 x 17.7 x 17.7 x 1.4 ●Weight: Approx. 24.3 oz (700 ●Material: Polyethylene