ITEM NAME:Clear Acrylic Cluster Case 5 Layer Shelf Stack For Raspberry Pi 3/2 B and B+ Description: - Complete Stackable Dog Bone Case Kit for Up To Five Layers. - Compatible With Current Raspberry Pi's including 3 ,2 B, B+, 2B. - The flat top roof is perfect for affixing a USB hub, heat sink or switch. - High quality Acrylic Material. - Easy to install, Tidy and nice-looking. Specification: - Product size: Approx. 120x85x16mm / 4.72x3.45x0.63inch Package Included: 6 Pieces Acrylic Cases 1 Pack of Screws.Easy to install, Tidy and nice-looking. - Compatible With Current Raspberry Pi's including 3 ,2 B, B+, 2B. - Complete Stackable Dog Bone Case Kit for Up To Five Layers. - The flat top roof is perfect for affixing a USB hub, heat sink or switch.