Heart Partical cute New heart Creative Different Shape Metal Photo Frame Key Chain Ring Keychain It can be used as keychain as well as photo frame. It's a good gift for your friend. Material: Alloy. Shape:rectangular, heart-shaped, oval, round Size: rectangular: 3.3cm x 3.9cm - 1.3inch x 1.64inch,heart-shaped: 3.8cm x 4cm - 1.5inch x 1.57inch,oval: 3.3cm x 4.3cm - 1.3inch x 1.69inch,round: 4cm x 4cm - 1.57inch x 1.57inch.