Develop coordination and balance with colorful geometric sensory stepping stones for young learners. Triple anti-slip protection from textured tops, silicone bases, and included grip socks ensures stable footing on carpets, hardwood, and outdoor surfaces. Durable 4mm thick Pp supports up to 220 lbs and cleans easily. Lightweight stackable pieces and an included carrying bag let children enjoy activities at home, parks, and classrooms for portable gross motor fun.