Profile: Really Useful Products Ltd. is a provider of plastic boxes and craft boxes. Our products include dollies, trolleys, and trays. Our products have features like stacks with or without the lids, strong enough to take a persons weight, minimal wall taper to maximize storage capacity, totally flat and reinforced bottom, easy to operate anti-tamper system, locking mechanism to prevent the lid separating from the base, ergonomically designed, and interstacking of boxes of different capacity.