• Made from nano-grade silicone, these earplugs are washable and reusable, offering an economical and sustainable solution for a quiet environment. • Ergonomic design with innovative filter and three layers of noise cancellation for a peaceful and uninterrupted sleep. • Hypoallergenic and designed to prevent hearing damage, they fit perfectly without the need to be inserted deeply. • Easy to carry thanks to their transparent and lightweight case, ideal for various activities such as swimming or daily use. • Product dimensions: 8 cm wide, 2 cm high, and 6 cm long.