Bookends Portable Foldable Adjustable book stopper

Name: Bookend Reading
Size: about 22cm * 17cm
Product Material: Iron
Product Color: Red Green Blue
Packing: 1 pcs

Function Description:
This product can be adjusted to any angle, adjust the visual angle, protection of eyesight, protect the cervical spine
This product can be avoided when children read crooked body, or lying down on the table, this will cause the child myopia, strabismus, amblyopia, kyphosis, oblique.