Build, Stack, Learn! 9 Triangle Blocks made from toxic-free silicone that little ones can use to build, stack, and learn. Perfect for open-ended play, each colourful block features a number and corresponding illustration on the other side for added learning opportunities. Triblox is an excellent way for little ones to channel their own creativity and direct their own play! It was also selected as a Mom''s Choice Award Gold Award Winner 2023. Triblox can be cleaned using a steriliser, placed in a dishwasher, or washed with warm soapy water. Freezer safe and dishwasher safe. Dimensions: 18cm x 18cm x 3.8cm (when assembled). Individual Triblox: 6.5cm x 5.2cm x 3.8cm.