【Recommended by Whitening Salon Owners】 PLATINUM GE Made in Japan whitening gel. This is a brand new, unopened item. The outer box is also unopened. - Quoted from Google - 【The recommended amount is to use it twice a day for one week. By continuing to use it, the effects will gradually appear, and you may feel the results in 2-3 weeks.】 You will need 2-3 bottles to start seeing the effects. 【Attention ⚠️】 When shipping, the product will be taken out of the outer box, and the box will be folded for shipping. If you want the outer box to remain completely unopened, please request it, and it will be sent with the recipient paying the shipping costs. ※ Due to the nature of the product, returns are not accepted. Instant purchase is OK.