Soft and durable ECR4KIDS softzone big blocks are the building pieces for imagination during active play. This set of oversized play blocks will keep the fun going in an endless array of configurations and encourage manual manipulation and color recognition. Stimulate children's creativity by stacking or building blocks while developing gross motor skills. Soft, sturdy, polyurethane foam shapes are covered in reinforced, phthalate-free vinyl to create a comfy and stimulating learning environment. Recommended for use by toddlers ages 9 months or older, adult supervision required. With a concentration on the Pre K-12 sector, ECR4Kids offers a wide range of products including classroom tables and chairs, preschool rest time solutions, hardwood storage cases, blocks and manipulative, mobile organizers and a variety of indoor and outdoor play structures.