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. 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.Set of 10 shallow trays 2 each of blue red green yellow and purple.Dimensions: Each Tray: W312 x H75 x D427mm