UK YPLUS crayons for toddlers are made of high quality material?Non-toxic resin, paraffin and food grade pigment), they are safe crayons for kids ages 2-4. The crayon kid is designed in peanut shape, which is easy-to-grip for your kid?s little hands, the baby crayons are strong and durable, not easy to break even when falling on the floor. The toddler coloring are not dirt hands when drawing, they are washable crayons and easy to be cleaned, when children draw on the smooth wall or desk, just remove them with a wet cloth, crayon painting on the clothes can be washed with ordinary soap. Drawing with child safe crayons not only helps kids practice their grasping, holding and eye-hand coordination motor skills, but also develop their imagination, creativity and independence. Your little one will enjoy creating their own worlds with these toddler art supplies. These gel crayons are ideal toys and gifts for babies, toddlers and kids ages 2-4 Specification: Size of each crayo: 60x15x12mm (2.3*0.6*0.5 ??) Box size of 12 colors crayon set: 115x135x15mm (4.5*5.3*0.6??) Box size of 24 colors crayon set: 215x135x15mm (8.5*5.3*0.6??) Box size of 36 colors crayon set: 350x135x15mm (14*5.3*0.6??) Origins: UK Y-PLUS. Safety standard?EUR·EC·EN-71-3 crayons with no paper wrapper