Krumples BOP & POP is a soft, two-sided silicone popper designed for tiny hands. Squish one side and watch the partner side spring up—an engaging cause-and-effect toy that builds fine motor skills, hand-eye coordination, and early tactile exploration. Crafted from 100% food-grade, BPA-free silicone, it’s safe for curious mouths and doubles as a teether. Durable and dishwasher-safe for simple cleanup, this compact sensory toy delivers satisfying squish-and-pop play for babies 6 months and up.