Features: and high quality Hourglass serves as an effective visual cue to help improve attention and time management Brightly colored sand flows smoothly, ideal for home décor and gift purposes Available in 4 different colors; constructed with durable high borosilicate glass, non-toxic, eco-friendly, and waterproof Suitable for everyday activities such as cooking, games, children's brushing routines, sports, and classroom use Note: This sand timer is not a precision timing device and may have slight time deviation Specifications: Material: High Borosilicate Glass Size: approximately 14 x 12 cm (5.51 x 4.72 in) Color Options: Blue, Pink, Purple, Green Time Options: 3, 5, 15, or 30 minutes Quantity: 1 piece Note: Please allow 0–1 cm variation due to manual measurement Due to differences in monitor displays, the actual item color may vary slightly from the image Package Includes: 1 x Sand Timer