An extra strong version of this box is available! We have sourced a special grade of high impact plastic for these boxes, which are only available in the natural material colour of near white. These boxes are much stronger than all other models and are perfect for uses where the contents require maximum protection from damage e.g. courier boxes for parcel deliveries or airfreight. The colour choice is listed as "white strong"., , Suggested uses: Clothes, Blankets, Overalls, Dust sheets and Wellies.