Features: 1. Made Of High-Quality Silicone Material, Soft And Comfortable, Durable And Healthy, And Can Be Used For A Long Time. 2. Durable, Long-Lasting And , They Fit Perfectly In Your Ears And 'T Fall Off All The Time, Providing Long-Term Wearing Comfort. 3. Suitable For Most Coil Kits, Suitable For Both Left And Right Ears, Convenient For Your Use Experience. 4. It Can Be Connected To The Headset Without Modification. Just Take Out The Mushroom Head From The Coil Tube And Replace It With The Ear Mold. It Is A Very Convenient Intercom Accessory Earplug. 5. Special Ergonomic Design, Very Soft And Suitable For The Ears, Reducing Hearing Fatigue. Description: 1. Type: Replaceable Intercom Silicone Earplugs 2. Theoretical Communication Distance: 1.5km-3km 3. Function: Waterproof 4. Battery Type: No Battery Required Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use size: L Material: Silica gel colour: white transparent Package Contents: 2 x Replaceable Silicone Earplugs Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.