Ring Stackers Pattern:Grooved this smaller version allows for

this smaller version allows for a great introduction to stacking and size gradation

This four piece set is a perfect introduction to the concepts of stacking

This listing is for a set of SIX empty sensory bottles

but they are soothing to squish and move around

Ring Stackers Pattern:Grooved this smaller version allows forRing stackers are the perfect introduction to stacking. Easy for little fingers to manipulate, stack them on top of each other or mix and match with other pieces from The Timeless Collection for endless play opportunities. Choose smooth rings or grooved, rings measure approximately 1 1 4 inches tall. Wood is lightly rubbed with a food grade mineral oil and beeswax finish, so that your child can enjoy and connect with the natural beauty of the pieces.