Description This spring base is made of premium quality and safe iron materials. This reusable design spring base can be used for swings, lucky cats and such toys. The bottom with adhesive sticker design, so it is multifunctional and versatile, these bases can be used for cars, electric cars, motorcycles, etc. 2.55X0.98X0.98 inch - You can make a shaking head to decorate your car, motorcycle, etc. - When finished, the adhesive spring base will shake and sway when the car moves. - DIY your own head decoration for electric car, motorcycle, car, etc. - Enough quantity of these spring bases to meet your various DIY needs. 60 x Spring Bases Shaking Head Spring