Strong and durable they feature a high back which allows for the storage of taller books and folders | Colours match all Reading Levels from levelled reader programmes | Narrowest point, taken from inside the tub and indicates maximum number of resources that may fit into the tub | Widest point, taken from the outside of the tub at the widest points and indicates how many tubs may fit on your shelves | Available in 6 bright and bold colours Red, Yellow, Green, Blue, Orange, Purple