The DEWALT TSTAK™ Cooler Box is fitted with commercial grade PU foam insulation. It has a freezer-style lid gasket and IP54 rated seal ensuring ice retention for up to 5 days. Fitted with a telescopic handle and all-terrain wheels, allowing for easy transportation. It features TSTAK™ interlocking latches that allow other TSTAK™ cases to be stacked on top of the cooler. There is also an integrated bottle opener. Dimensions: WxHxD: 512 x 635 x 435mm. There's an integrated bottle opener for added convenience. Features Constructed with commercial grade pu foam insulation and a freezer-style lid gasket, ensuring ice retention up to five whole days Integrated bottle opener IP54 seal 170mm all terrain wheels for durability allowing easy transportation Telescopic handle making .