Description This item is a 2 in 1 nasal device. It is especially designed to treat sleep apnea, snore and nasal congestion. Besides, it can also be used to purify air pollution, allow you to breathe fresh and healthy air. It is definitely a perfect night sleep aid to bring you a good and comfortable sleep. Features - Color: White/Red/Blue. - Material: ABS and silicone. - Size: Approx. 5 x 2 x 3cm/ 2 x 0.8 x 1.18 inch (LxWxH). - Soft and comfortable silicone material makes it sit firmly in the nostril, forming a perfect seal without straps. Eco-friendly ABS material does no harm to your nose. - Easy to wear and take down, effectively relieve snoring, improve quality of sleeping. - Purify air pollution, allow you to breathe healthy and fresh air. - Mini size and light weight, no pressure to nose, with a case for storing and carrying conveniently.