MATERIAL: picture frame made of solid pine wood, and has HD plexiglass cover instead of glass, when they fall to the ground you won't worry about hurting the kids SIZE:Display Pictures 12x16"(30.5.3*40.6cm) with Mat or 16x20"(40.7*35.6cm) Without Wall Mounting Photo Frame Black VERSATILE : EASY TO HANG BOTH HORIZONTALLY AND VERTICALLY photo frames will protect and proudly display your photos, certificates, diplomas, artwork, ribbons, medals, awards, magazines, your drawings, etc.. EVERY DETAIL IS DESIGNED TO PAMPER YOUR PICTURES : From the sawtooth hooks, the swivel tabs on the back (last for easy opening ), and the precision cut wide matting, these nice, well made, Each frame comes(2) sawtooth hanging hooks pre-installed and already attached to the back of the poster frame - NO HARDWARE INSTALLATION NEEDED. Protective Packaging: Frame is wrapped very carefully in bubble wrap to ensure safe shipping. We have full confidence in our products, if you are not satisfied you can return without reason