Bright Starts Grab & Stack Blocks is a playtime classic! These 4 soft blocks have 3D features like crinkle fabrics, satin tags, rattles, jingles and knots, to keep baby busy building and exploring. Sewn-in loops are perfect for attaching them for on-the-go fun. Each block features a number, letter, character and colorful pattern to engage all of baby's senses. Fun comes first!