Food grade plastic, professional grade construction.Strong, snap-on lids available for secure, stable stacking. Lids are optional extras. Reinforced rims for added strength and durability. Built-in handles for easy, non-slip lifting; easy anti-jam nesting. Rugged Twist On/Off Dolly available for mobile applications.Fits all Brute bins except Model 7081012. Available in a selection of colours. Standard colour is grey.