Features: brand new and high quality Hourglass is very effective visual cue that help to improve attention and management. The bright colored sand floats down, and is used for furnishing home decorations and gifts. 4 different color and hourglass sand timer for choose, with durable high borosilicate glass, non-toxic, eco-friendly and waterproof. Suitable for regular cooking, game, children brushing teeth, sports, schools, etc. Notice: This sand timer is not precision-timing device, so there is time-deviation. Specifications: Material: High Borosilicate Glass Size: approx.14x12cm/5.51x4.72in Optional Color: Blue, Pink, Purple, Green Time: 3/5/15/30 minutes Quantity: 1Pc Note: Please allow 0-1cm error due to manual measurement. Due to difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1Pc Sandglass Timer