PowerTRC Ooze Tube Liquid Timer Fidget Desk Toy Calming and Soothing Green Goo CALMING AND RELAXING GREEN OOZE TUBE - Liquid timer is great to look especially when you have a lot in your mind 5" Length ACTS LIKE A LIQUID TIMER - A full side of ooze will fill up the bottom in one minute BLACK LIGHT SENSITIVITY - Shine a black light on the ooze and watch it glow ! GREAT FOR STRESS RELIEVING - People love watching as the ooze gently falls down and has a calming side effect NONFLAMMABLE & NONTOXIC MATERIAL - Ooze is safe and made out of nonflammable and nontoxic material