Complete design: The hourglass is composed of ABS cover, glass beads and glass tube, durable transparent PVC tube, avoiding the risk of glass tube breaking when used safely Note: Because this hourglass is mainly designed for cooking, playing, and exercising, it is not a precision timing instrument, so it allows 10% time error, please understand Cute shape: 8.5cm (height)2.5cm (diameter) (each hourglass), perfect size, can be placed on the table or stored for play, it is a decoration on the table, also a good helper in the kitchen, children must Prepare 6 packs: 30 seconds/1 minute/2 minutes/3 minutes/5 minutes/10 minutes timer hourglass, 6 different colors-yellow, green, blue, red, black, pink, red Package includes: 6 pieces, 6 colors (1x 30 second hourglass, 1x 1 minute hourglass, 1x 2 minute hourglass, 1x 3 minute hourglass, 1x 5 minute hourglass, 1x 10 minute hourglass) Product description 6 different colors 1x 30 second hourglass 1x 1 minute hourglass 1x 2 minute hourglass 1x 3 minute hourglass 1x 5 minute hourglass 1x 10 minute hourglass