Deep sleep starts with total darkness. π Even small amounts of light can signal your brain to wake up - making it harder to stay asleep and get the recovery you need. Manta Sleep Masks create 100% blackout to help you protect every stage of your sleep. β Fall asleep faster with a darker sleep environment π€ β Stay asleep longer without light disruptions π β Wake up refreshed after uninterrupted rest βοΈ Block the light. Unlock deeper sleep.