The Waterproof Foam range from Richard Wheatley - Double-Sided Foam Fly Boxes with snap locks to close. Made out of lightweight and high-strength ABS plastic, with a variety of sizes and foams available for your flies. Sizes available, with approximate dimensions L x W x D and fly capacity, are: Easy Grip with Lanyard (Up to 90 Flies)95mm x 70mm x 35mm* Easy Slot with Lanyard (Up to 136 Flies)95mm x 70mm x 35mm* Extra Small Easy Grip / Easy Slot (Up to 96 / 170 Flies)108mm x 78mm x 35mm Small Easy Grip / Easy Slot (Up to 182 / 240 Flies)125mm x 102mm x 45mm Medium Easy Grip / Easy Slot (Up to 234 / 288 Flies)153mm x 102mm x 45mm Large Easy Grip / Easy Slot (Up to 308 / 486 Flies)188mm x 120mm x 40mmDisplay Easy Slot (Up to 880 Flies)295mm x 215mm x 60mm *Dimensions do not include lanyard.