Diary with Lock : UBIUO Diary journal is made of PU leather, double leather, wear-resistant, sense of embossed design. This lockable diary is a good birthday / New Year gift for your grandson/granddaughter/girls/boys to write down their worries,thoughts, keep the secret and feeling in.Lightweight to Travel : Lockable notebook with antique metal lock, add a touch of retro fashion sense, not only for children but also an excellent gift for office / business travel meeting record personally.Multi-functional : Travel Journal with Lock is multi functional. To collect business cards, bills, receipts and other scattered information. Eyes protection, it is refillable that can use the new notebook paper to replace and this PU leather cover is still reusable.Thick Pages : 1*Exquisite gift box+ 1* Travel notebook has 224 beige letterhead inside. You can write the Memo No/Date at the top of the page or anything DIY you want.If you forget the password :1. look for one little dent down each passcode wheel under the strong light shining. 2.There is a little gap on the right side of each wheel, the dent is down side of the gaps. 3.If you can't find the dent, then need to keep changing the angle of light and rotate the digital wheel until you find the dent. 4.Make sure all three dents and aligned all together , then that is your password.