This set of 7 twistable nuts and bolts features 7 different shapes and colors. Each shape features a different number of sides so children can practice early geometry. Improve finger dexterity and motor skills by twisting these shapes on and off the 7 wooden bolts. Children will love the bright colors, smooth feel and rounded edges on these twistable shapes! Each shape is coated with non-toxic paint that enhances the wood's natural grain. For ages 12m+. | Size of bolt: 2.6"H.