【Product Information】 These earplugs reduce the burden on your ears while maintaining a moderate sound-blocking space. They protect your ears for sleep, relaxation, and mental concentration. 【For Studying & Reading】 【For Commuting Noise Reduction】 【For Meditation & Concentration】 【For Sleep】 【For Events】 【For Breaks & Relaxation】 Made of soft silicone material for a comfortable fit. They feel good against the skin and are flexible. Comes with 4 sizes of ear tips for a custom fit! Unisex. Washable! Hygienic and reusable, making them economical. 【Product Details】 ・Material: Silicone ・Width: Approximately 14-15mm ・Weight: Approximately 4-5g Width: Approximately 14mm Weight: Approximately 4g ・Includes 4 ear tips L size: Approximately 12-13mm M size: Approximately 11-12mm S size: Approximately 10-11mm XS size: Approximately 9-10mm ※There may be slight variations. ・Washable 【Set Contents】 ・Confort Earplug x 1 ・Ear tips (XS, S, M, L) x 4 ・Earplug case x 1 Comes with a convenient case! Storing them in the case prevents them from getting lost and keeps them hygienic. Notes: This product does not completely block out external sounds. It is a product that reduces noise. CM-164-2