How Sweet It Is For Babies To Discover Textures And Sounds With The Melissa & Doug Pineapple Soft Stacker! Grasp, Squeeze, Shake, And Stack Two Soft, Fabric-Covered Rings (One Of Which Crinkles), A Durable Plastic Textured Ring, And A Soft Textured Topper With Crinkle Leaves And Silky Smooth Ribbons. All Fit On A Rattling, Rocking Base And Post To Make A Friendly, Happy-Faced Pineapple! The Stacker Is An Engaging Way To Help Infants Six Months And Older Develop Important Sensory, Fine Motor, And Problem-Solving Skills.