1 PC Newton Cradle Balance Steel Balls Perpetual Motion Collision Ball School Teaching, Physics Science Pendulum Home Decoration Color:02 the thinner the better Please

the thinner the better Please don't close to metal materials to avoid interference

Please wash andventilate for a Feriod of time before use

This cotton comes in 8x10cm length and is super fat

STEARTRIMONIUM CHLORIDE

It is very soft to the touch and can be used all year round to create a comfortable area for you

1 PC Newton Cradle Balance Steel Balls Perpetual Motion Collision Ball School Teaching, Physics Science Pendulum Home Decoration Color:02 the thinner the better PleaseSPECIFICATIONS Brand Name: NoEnName_Null Choice: yes High concerned chemical: None Material: Metal Origin: Mainland China Style: Modern Style Theme: Sports