1：wax seal No matter how fast and convenient the communication method of the times is, the obsession with paper and pen envelopes will not change at all~ Giving a friend a wax seal will always expect them to use it one day, and give a letter in return. · 2:【Elehorse Studio Fragrance】Styling Aromatherapy Aromatherapy in various shapes, satisfying the beauty control, but also has practical effects~ Its dried flower aromatherapy is so beautiful, my hands are controlling me 3.Bookmark [half square bookmark] When I receive a bookmark from someone, I always think of the days when I used a leaf as a bookmark. 4.tritium tube. A small tube sealed with a small amount of tritium can emit light for more than ten years, which is very interesting. *Remarks: The radioactivity of tritium is relatively weak and will not penetrate glass and human skin. As a self-luminous light source, tritium tubes are commonly used in watches, gun sights and other items, so as long as the tritium gas is not disas...