Gratnells award-winning storage trays are BSI tested fully recyclable and made for heavy educational use. Available in four sizes and various colours there's a tray to suit your needs.They come in an exciting range of colours and four different heights which means you can choose exactly the storage that suits your needs.All Gratnells trays fit standard school furniture so you can mix and match a whole range of different colours lids and tray heights knowing they will all fit with the rest of your classroom storage.Dimensions:Shallow: W312 x H75 x D427mmDeep: W312 x H150 x D427mmExtra Deep: W312 x H225 x D430mmJumbo: W312 x H300 x D430mm