Color: Blue Set Quantity: 5 Size: Item Dimensions (D x W x H): 25 depth x 25 width x 90 height mm Item Weight: 0.06 kilograms This is an acrylic hourglass with waterproof and heat-resistant properties. It's a versatile item that can be used not only in saunas but also as a timer for cooking, cold plunges, or on your desk. Made from materials that can withstand the temperature and humidity of saunas, it can be used with peace of mind in saunas, kitchens, and other areas around water. This mini-sized interior hourglass is also a great gift and stylishly supports time management.