Explore Keychains for women in a wide array of styles and designs at TopOfStyle, including couple keychains, leather keychains, etc. BT21 brand's characters were formed due to a project between BTS and LINE FRIENDS. The characters include KOYA, TATA, SHOOKY, COOKY, CHIMMY, RJ, MANG, etc. The brand also sells stationery, keychains, pouches, mugs, etc. Beige color mostly relates to trust, purity, and innocence.