Material: Glass/Plastic/Colored Sand. The hourglass has an error of about 10%, which is a normal phenomenon. Hourglass Sand Timer: The hourglass with sand is an ideal size (6.5x12cm / 2.5x4.7inch). Simple Style: Can be used to decorate various scenes such as offices, dining rooms, windows, dressing tables, and collection cabinets. Elegant Decoration: 5/10/15/20/30 minute hourglass timers decorate your home. Ideal Pomodoro timer for cooking, studying, working, meditation, yoga, exercise routines, etc. Child Safety: The hourglass timer has a double protection design. The outer tube is made of high-strength acrylic material. Two ABS plastic covers are embedded with shock-absorbing foam to protect the inner glass tube. Time Timer, Plastic Material Hourglass Timer, 30 Minute Kitchen Hourglass Timer, Living Room Shelf Decoration (Size: 30 Minutes, Color: Blue) 31-50 4562〇 ✳ Although no noticeable stains were found on the product, there may be oversights! ✳ Please check the images for stains, dents, and tears on the box. ✳ When shipping, items other than fragile items will be sent in a simple package in a bag as is. ✳ Please let us know before the evaluation of receipt if there is a malfunction. #Nagisa's Bargain SALE