My 1st JCB Wall Stickers. Fun 4 walls my 1st JCB wall stickers. 28 wall stickers of various sizes, larger stickers are 16cm x 16cm approx down to smaller stickers 6 cm x 6 cm approx. Easy to apply, easy to remove, fully re-positionable. WARNING: keep away from children under the age of 3 due to chocking hazard. This is a decorative item not a toy. Please follow the instructions on the packet.