Ling's moment PET Transparent Clear Favor Boxes 3 x 3 x 3 Inch Pack of 50 for Wedding Party Baby Shower Favors Cupcake Boxes Party Supplies Plastic MATERIAL: PET, safe for food, which is widely uses in bottling beverages, such as mineral water and carbonated soft drinks. Size: 3 x 3 x 3 - Best size for one standard size cupcake. THICKER PLASTIC & EASY TO ASSEMBLE: these boxes come with predefined creases so it is very easy to assemble. They hold their shape and stay closed. CLEAR & SHINY LOOK-These favor boxes have unique Clear & Shiny look, wont look Hazy & Dull like other cheap ones. Boxes come flat requires a bit of time to assemble, but the end result is worth it! Fold and press on all the score marks before assembling the boxes.