The Green Toys™ Stacker takes a classic toy and makes it safer and more playful. The eight whimsically colored nesting pieces stack easily from large to small, while also allowing little builders to use their imagination and stack in any order. Little ones can develop hand-eye coordination and color recognition while having plenty of Good Green Fun™. Most importantly, the Green Toys Stacker is safe. Its unique design has no center post. No BPA, PVC, phthalates, or external coatings. This Stacker is made in the USA from 100% recycled plastic milk containers which save energy and reduce greenhouse gas emissions. Packaged using only recycled and recyclable materials and printed with soy inks. For ages 6 months and up.