1. Heat Dissipation Upgrade, Allowing Go 3s To Breathe Freely. The Back And Sides Are Hollowed Out To Fully Dissipate Heat. 2. We Consider The Problem That Go 3s Easily Gets Hot When . 3. The Main Unit And Lens Are Effectively Wrapped To Effectively Prevent Falling, So There Is No Fear Of Scratches And A Sense Of Peace Of Mind. 4. Comes With A Lanyard For Easy Carrying To Prevent Loss And Free Your Hands. 5. Skin-Friendly Feel And Comfortable To Use. The Is Specially Sprayed With Oil, Making It Beautiful And Easy To Clean.<br><br>Product Name: Cooling Silicone Case + Lens Cover + Lanyard Three-Piece Set Model: G3S-BHT839 Applicable Models: for Go 3S Lanyard Length: About 55.5cm Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:Black Material:Silica gel<br><br>Package Contents: 1 x Thumb Camera Silicone Case 1 x Lens Cover 1 x Lanyard<br><br>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.