Description This item is a shaking head doll spring base. This spring base is made of safe and sturdy materials and can be durable for a long time. The spring expands and contracts, and can shake its head to present a vivid images. You can DIY to install doll ornaments freely on this spring base. Features -Color:Silver -Material:Iron -Size:6.50X2.50X2.50cm/2.55X0.98X0.98in -Making your different shaking head toys for your bike,motorcycle, electric car,car, etc. -This spring base is decorative and multi-use design,non-mechanical inkjet, thus safe to use. -The spring can expand and contract, and can shake doll its head to present a vivid image. The iron spring is strong for long lasting use. Can effectively play the role of diy accessories spring base belt. -The bottom is the adhesive sticker, peel the surface and paste it on the smooth surface, can fix well. Packing list12 x Spring Bases