EarlyBirdSavings Blue Toy Building Block Flexible Silicone Skin Back Case Cover for iPhone 5 5G Fun Building block design Easy, snap-on perfect fitting cover protects your phone. Includes 2 silicone "blocks" - can be placed anywhere you like (also secures your headset cord). Phone not included. Material: Silicone. Color: Blue, Pink, Gray. Weight: 40g.