Enhance your DIY plush dolls with this versatile pull string vibration mechanism. Easy to install, it brings your creations to life with a simple pull of the string. This accessory is good for school projects, allowing students to explore the mechanics of toy design while creating interactive and fun toys that captivate their imagination. Features -Color:White -Material:Plastic -Size:4.50X3.50X2.50cm/1.77X1.38X0.98in -Durable material: made from sturdy plastic, the mechanism is designed for longterm use, ensuring your plush toys last longer -User friendly design: the pull string roller is designed for smooth , making it easy for children to use and enhancing their interactive play -Simple installation: these toy parts are easy to install and fit a wide range of plush toys, adding more variety and fun to your toy collection -Lightweight and portable: easy to carry and good for both indoor and outdoor play, allowing for enjoyable parent child time anywhere -Safe and comfortable: with meticulous craftsmanship and smooth edges, these parts reduce skin irritation, ensuring a comfortable play experience for children Package list: 30 x DIY Plush Toy Mechanism