Introducing our super fun vibrating pull string mechanism, a must-have accessory for enhancing sensory toys for babies.

This compact and versatile box is designed to be easily inserted into various baby or even pet toys, adding an exciting element of movement and stimulation. Simply pull the string attached to activate the vibrating motion, providing an engaging experience for your little one.

Elevate your baby's (or fur baby's) playtime with this unique and interactive addition that will captivate their senses and encourage exploration.