Natural materials: real pine, white sand and glass make up this attractive and practical 15-minute hourglass. The materials used in the classic design are both durable and natural. Health Spa: Measure the time you spend in the sauna and make sure you keep it at a healthy and safe level with this classic rotating hourglass. Wall-mounted timer: Place or attach the hour glass from 15 minutes to a place where you can see it to keep track of the time you spend in the sauna. Two screws are required to attach the wooden timer to the wall. Screws are not included in the delivery. Heat resistance: the heat-resistant glass ensures that the hourglass can withstand the high temperature of a hot sauna. product description The rotary sauna timer combines durable natural materials. Pine, sand and glass form this charming and practical hourglass design. stay healthy Pendant Turn the hourglass for 15 minutes and see the time you spend in the sauna to ensure it is at a safe and healthy level. Wall mounted Simply place the rotary timer in the sauna or use two screws to attach the wooden plate to the sauna wall. Screws are not included in the delivery. Heat-resistant glass The glass used to make sauna time glasses is heat resistant, so it is ideal for the high temperature of a sauna or high temperature cabin. Be aware of Screws are not included in the delivery.