STACKING TOY FOR TODDLERS 12+ MONTHS: Nuby's Silicone Stacking Cups turn everyday play into a learning experience that sparks creativity; A perfect holiday stocking stuffer for babies, this thoughtful Nuby essential makes seasonal gifting easy and fun SUPPORTS COGNITIVE DEVELOPMENT: Fun colors and graduated sizes promote color recognition, sequencing, and problem-solving BUILDS FINE MOTOR SKILLS: Stacking, nesting, and handling the cups helps improve hand-eye coordination and dexterity CHEWABLE & STACKABLE SENSORY PLAY: Made from 100% silicone that's dishwasher safe and great for bath time fun BABY ESSENTIALS MUST HAVES: Nuby offers baby teether toys and other baby products for feeding, baby led weaning, soothing, playtime, bathtime, nursery, baby gifts, and more baby items, boasting patented innovation in all of its categories SAFETY FIRST: Parents can feel safe knowing Nuby's products are developed, researched, and manufactured to exceed all government safety regulations and standards