2.SUPER LARGE SIZE AND 12 COLORS: (L)X(W)X(H) 38X6.5X19.5cm /14.96X2.55X7.6(appr.) This Wooden Rainbow Building Blocks have 12 different colors and sizes. Perfect learning toys and perfect wooden nesting puzzle/creative building blocks for your kids. 3.MULTIFUNCTIONAL LEARNING EDUCATIONAL TOYS: Versatile open-ended toy has many uses & inspires joyful imagination: It's a stacker & puzzle plus pieces can be used as bridges tunnels fences beds & more! This rainbow blocks can improve children's imagination and practice ability. Manufacturered by QZMTOY. 4.SUITABLE AGE: Wooden rainbow stacking toy is recommended for toddlers kids and adults (from 18 months+) and also makes a lovely decoration on a coffee table or bookshelf. 5.CUSTOMER SERVICE: If you have any questions with our wooden rainbow nesting puzzle please feel free to contact us and we will be available to answer your any questions at any time.We are at your service 24 hours a day 1.BUY IT NO WORRY: Nesting & Stacking Rainbow Block Set is pure natural wooden material nontoxic water-based paint safe for children to play.