Glow-in-the-dark embedded heart ❤︎ & circles ● Cute name keychains! After embedding glow-in-the-dark powder ❤︎●, the background is finished with magic color＾＾ What is glow-in-the-dark powder?? ▼ It has an immediate effect, glowing after about 15-30 minutes of light exposure. The brightness and glow time vary depending on the way natural light, sunlight, or fluorescent light hits it, as well as the intensity and duration of exposure. The glow fades over time. ❤︎size approx. 2.5 x 2.5cm ▼Name Alphabet (gold letters) *If using hiragana (black letters), the number of characters is limited to 4. ▼Phone number or date of birth can also be written on the back＾＾ Keychains Round ring Lobster clasp Please choose ♡ ◆ Basically sent by regular mail, but for Mercari delivery, it's +100 yen.