• Powerful noise reduction of up to 27 dB with Double Tips earplugs. • Made with flexible silicone for an ultra-comfortable fit, even when sleeping on your side. • Includes 4 sizes of Double Tips earplugs and 4 sizes of regular earplugs for a customized fit. • Ideal for sleeping, focusing, traveling, and protecting against noise sensitivity. • Easy to use: insert and twist for a perfect fit. • Includes 1 pair of earplugs, 4 pairs of Double Tips earplugs, 4 sets of regular earplugs, and a portable case. • Product dimensions: 7.8 cm wide, 1.9 cm high, 7.8 cm long. • Product weight: 0.032 kg.