Fun Foam Climber & Slide: Infants and toddlers will learn climbing, crawling and sliding on this beginner climber. A Must for Playroom: Our blocks feature a captivating design that is a hit in commercial daycares, preschools, homeschools, playrooms and children's bedrooms. Quality Materials: These children's building blocks are designed with a dense foam core upholstered in non-toxic polyurethane soft leather that is easy to wipe clean with a soap and water solution. Minimal chemical emissions into indoor air to ensure a safe play environment. These toddler blocks are dense foam blocks with durable covers and inside stitching. This play set is an exceptional tool for helping to stimulate imagination and creativity, visual sensory development, and develop spatial perception. Usage Guidelines: Children should remove shoes before use; Recommended for kids 6 months and up; adult supervision required.