Heavy Duty Plant Stand: Durable ABS material, non-toxic and tasteless. Thickened heavy duty stainless steel can maintain good stability under extreme conditions, anti-slip groove panel design-grid pattern increases friction between flower pots and caddy to prevent slippage. Enhanced Bearing: Maximum load up to 440 lbs, ideal for ceramic/concrete/metal/stone flower pots or other heavy machinery. With wheels, you can glide on your way. Adjustable size from 12'' to 20'' is suitable for many flower pots. 360° Rotating Wheels: Wear-resistant shock absorption, double stainless steel wheels, wear-resistant shock absorption, rubber wheels do not hurt the floor, lift and press the brake, easy to fix and move. Multifunction. Perfect for plant pots, aquarium, portable washing machine, dryer, refrigerator, wardrobe and air conditioner.