Colours: Choose from red, navy blue, lake blue or pink. Fidget backpack: Get a fidget push pop backpack. Size: 20cm x 19cm. Relaxing: Push the poppers on the backpack to use as a fun fidget toy! Great for relieving stress or relaxing. Design: Comes in a colourful design, with secure straps and a zip-up fastening. Material: Made from silicone. Fidget Push Pop Backpack | Blue | Living Social