Features:Liquid motion bubbler timer using sealing acrylic material, oil drop and appropriate amount of bubbles to create the perfect picture, give you unexpected surprise and the liquid won't leak easily.Drop Oil Water Fidget Liquid Timer are especially suitable for office workers, students, elderly, boys and girls people who work beside the computer for a long time. Great gifts for festivals, birthday, celebrations, anniversary Holiday Stocking Stuffers and households. Relaxing and incredibly visual, this approximately one minute timer is a great gift! Sensory Toys, Fidget Toy, Autism Toys, Calm Relaxing Activity.Please Try Our Liquid Bubble Drop Hourglass. Any defectiveness for any reasons, we offer to send a free new one or money back without returning old one. If you have any concerns, please just contact us!Warm Tips：Adult supervision is required when used by children under 5 years old.Specification:Product Name: DRIP OIL MOTION BUBBLE TIMER!Product Size：1 size Product Length: 5.5"Product material: Special Oil and WaterPackage size: 13.7 x 5.5 x 3cm/ 5.39 x 2.16 x 1.18 inch (LxWxH)Product function: relieve stress, relax your eyes,cultivate patience.Product weight: 110 gProduct packaging: Gift boxPackage includes:1 x Liquid motion bubbler Red Yellow1 x Gift box