2 X Replacement covert acoustic tube with Elbow and Middle Silicone Soft Ear Bud For Two-Way Radio Audio Headset (2 Packs) 2 pack Coil Audio Tube + 1 pair Middle Silicone Soft Ear Bud Includes tube, silicone tip, and twist on connector Dynamic Design's Snap On Acoustic Tube with Noise Reduction Ear Tip This Military Grade Unit is Perfect for Professional Rugged Applications. Water and Impact Resistant Attached Clothing Clip Medical Grade Clear Acoustic Tube Up to 42 dB Noise Reduction