Easy to use magnifier provides up to 3x magnification. Assists children's understanding of the world through exploration and observation. Large and easy to use for small hands. Features 3 holes for easy storage in ring binder folders. Flexible plastic enables ease of use. Children will be fascinated as the world distorts with convex and concave bends. Measures 8.7"L x 5.5"W. Sold as a pack of 3.