Tim Ferris, described this as the best eye mask he's ever tried and one of his top 5 tools for fast and better sleep. This sleep mask is extremely comfortable (even after long periods of time) and totally blocks out all light even when turning upon one's side.
- Amazingly light-weight, soft, cool satin fabric mask, that is comfortable and breathable
- Flexible, durable, wide, surrounds your head and is easily connected in the back by velcro strips
- Multi-Patented Design -- MADE IN USA
- Synthetic Shell/ Cotton Interior -- No Latex, Hypoallergenic and Hand Washable
- Comes with 1 set of the 3M ear plugs that Tim Ferris recommends. You can also purchase more separetely here.