1.DURABLE MATERIALS : We only use solid Nordic spruce for our sauna clock. In addition, we use heat-resistant glass which is suitable for the highest demands.2. SAUNA ACCESSORIES : In order to give you an incomparable sauna experience, we are providing you with an e-book for this sauna hourglass for download. Sauna rules and exciting topics await you.3. PRECISION IN PERFECTION : quality controls of our sauna hourglass enable the most precise time for your sauna session! Thanks to the screws, the attachment is done quickly in 2 minutes!4. NATURAL TIMEPIECE : The sauna clock is not only solid and robust but also handcrafted from wood. Also ideal as a gift set for lovers of the sauna or infrared cabin.5.Easy Installation：Fix it on the wall with 2 screws. The sauna hourglass is fixed in the middle, and the two ends can rotate freely. The time can be restarted at any time for your convenience.