Lilian Antique Silver Desk photo frames( 4 x 6in), Choose PS Polymer Material Environmental Protection. 1. Rectangular picture frame; Recommended for a 4"x 6" photo 2. Designed to rest on a desktop 3. Classic elegance picture frame, Capture those special moments 4. Great as a gift for any occasion, matches any decor style 5. PS Frame--Polystyrene, Comparing to traditional wood frame material, plastic frame is advanced in its aesthetics, durability and corrosion resistance.Easy to clean and maintain