These perfectly sized SiliShapes® Soft Bricks are made to fit a young child's hand with ease and can be stacked, placed and arranged into patterns or sorted. They interlock in a row or around a corner and provide young children with their first building brick set. Set of 24 bricks are made from a special see-through silicone in 4 colors which is soft and flexible to the touch and safe to handle by children of any age. They are ideal for use by toddlers on a light panel too where their softness and colorful transparency and color mixing properties will prove fascinating. They can be used in sand and water or as props within small world play. After use they can be washed clean using soapy water or cleaned in a dishwasher on a high temperature without harm. The set comprises of 24 pieces in 4 colors: 6 each of red, blue, green and yellow. Size: 3" x 1.50" x 1". Suitable for children ages 12m .