Best Gift: The default password is I LOVE U, which can be modified without restriction. You can sent so interesting gift for your familiy, Girlfriend/boyfriend, or any friends. Special Surprise: When you decrypt it, it's interesting and exciting because of the unknown products. When the puzzle box cryptex lock secret is revealed, the mystery will unveil with excitement and surprise. Versatile Function: This da vinci code mini cryptex can be used as a romantic mini collectible gift that can hold your rings, jewelry, notes, keys, and necklaces, and also used as the anniversary gifts, magic gift, Christmas, Halloween, Valentine's day, and birthday gifts. Easy Operation: Easy to pick up; You can take out the thing in da vinci code mini cryptex just through aligning the letters you want with the slot. Easy to set: when you set a new password, only need to turn the screws, and the sequence of letters re editing 6 password ring; Material and Size: Made of zinc alloy and copper plated. Approx 4.53"L x 6.69"W x 2.95"H; Gross Weight:1.9 lbs