[ Transparent color version [red and green optional] ]

[ Couple color changing ring [male + female] ]

[ Luminous color change CUID version [size order note] ]

[ Woody jade CUID version [size order note] ]

[ Color-changing CUID access control No. 12 [71 mm in circumference] ]

[ Violet CUID version [size order remarks] ]

[ Enhanced version of CUID No. 7 [56mm circumference] ]

[ Enhanced version of CUID 6 [53 mm in circumference] ]