Item Name: Accessories Box Protection Diving Shell Waterproof Case For Insta360 ONE RS 4K. Name: for insta360 one RS 4K waterproof caseModel: Transparent waterproof caseProduct weight: 150GLens material: organic tempered glass, AF AR double-layer optical coatingMain body and back cover connecting shaft material: high hardness 304 stainless steelWaterproof ring material: amorphous high-activity silica gelProduct packaging size: 17.5*11.8*5cmKey material: aluminum alloy 6030Waterproof depth: 60 metersShell material: high light transmission and corrosion resistance PC Germany Bayer 2805Spring material: 304 stainless steelPacking list:Waterproof shell*1Base*1Screw *1 (not include camera) *Please make