Type:Bookends Material:Iron Size: about 22cm x 17cm Product Color: Red Green Blue Packing: 1 pc
Function Description: 1.It can be adjusted to any angle, adjust the visual angle, protection of eyesight, protect the cervical spine 2.It can be avoided when children read crooked body, or lying down on the table, this will cause the child myopia, strabismus, amblyopia, kyphosis etc.
