Stepping Stone for Kids 5Pcs Non-Slip Toddler River Stone Set-MulticolorCrafted with child safe PP materials for kids' healthy growth Various colors and sizes boost kids' color perception and spacial cognition Build kids' muscle strength and promotes balance and coordination skills Robust weight capacity of 80 kg 177 lbs supports kids teens and even adults Comes with TPE edge and cute anti slip patterns for playtime safety Stackable design for easy storage below sofa cabinets or in drawers Fun both indoors and out on