glow in the dark ink-jet photo paper is not made from paper but from flexible vinyl, which accept to be printed by format/ ink-jet printer. absorb the visible light for 5-30mins which can be glow in the dark 12hours more. this absorb and emit light p... - Update: 2011-08-27

L&B Photoluminescence master batch is made of transparent resin material and glow powder. which available glow in the dark more than 24hours just absorb the visible light for 5-30mins. this emit and absorb light process is repeatedly. Non-toxin, h... - Update: 2011-08-27