Baby Toys: Newborn Sorting & Stacking for Baby! Ages 3 months & up! Non Toxic & Phthalate Free. Newborn Animal Fun Sorting & Stacking Blocks! Fun, fun, fun! And safe too! Blocks are non toxic and are free of Phthlate. These bright and colorful blocks have soft edges and squeak too! Blocks measure 2.5" x 2.5" x 2.5" each. Box measures 7.5" x 2.5" x 2.5". Great and fun gift idea! Ages 3 months & up.