Open earbud set, designed specifically for Soroya open hearing aids. It comes in three sizes: S, M, and L, ensuring a perfect fit for different ear canals. Made of soft silicone material, it is comfortable to wear and has excellent sound insulation effect. Compatible with Sx5, Mx5, and Lx5 models. Regularly replacing earplugs can maintain optimal sound quality and hygiene. Easy to install, plug and play.