No more worries over felt tip marks on the walls with these fantastic 'colour changing’ water cards. The kit contains 10 reusable cards and a water pen. Simply fill up the pen with water and play. Each card has either words, numbers or scenes to colour in. It also encourages learning through fun! Packed nice and neatly together this will easily fit in a handbag so great for on the go to keep little ones entertained. resusable carry case. Cover: 19 x18 x 2 cm. Colouring Cards: 15 x 15 cm. Recommended Age: 3+