Krumples Bop & Pop Scratch and Sniff Use the handheld hydraulic controls

Use the handheld hydraulic controls to fight like a champ

and a busy city as they sing

Then display your masterpieces as soon as it dries on the easy-to-assemble easel

and off they go

Krumples Bop & Pop Scratch and Sniff Use the handheld hydraulic controlsKrumples Bop & Pop Double the fun, double the play! Krumples BOP & POP is the next evolution of the beloved Krumples sensory toy, now designed with two connected pieces that move in unisonwhen you squish one, the other pops up! Made from 100% food grade silicone, its safe for curious hands and mouths while providing endless tactile engagement. Perfect for babies 6 months and up, BOP & POP encourages motor skill development, cause and effect learning,