Forfamilyltd Valentine's Day Stainless Steel Functional Lock & Key Love Heart Couples Pendant Necklaces Set Womens pendant's size: 2cmx2cm. Chain's length: 45cm Mens pendant's size: 3.1cmx2.1cm. Chain's length: 55cm FUNCTIONAL! The mens keycould be used to open the heart lock on womens necklace. PLEASE CHECK OUT THE IMAGE ON THE LEFT FOR OPENING INSTRUCTIONS For your own convenience, we designed the womens necklace with a clasp so that the necklace could be taken off without the key. Womens heart lock pendant is engraved with "Love" on the left and a crown the right. Red crystal is crafted on the heart. Red colour represents