The 840D ballistic polyester fabric used

com/support-docs/NPDLC/Fiches/RMS-7144B

there are numerous GPS trackers available

Flashlight Feature - Built-in Flashlight

Mount your GoPro to surfboards

Held - Clip-In GTX TOP GORE-TEX® Packlite Jacket - Women Size:M The 840D ballistic polyester fabricArt. 9751 Membrane GORE TEX 3 layer technology can be used attached inside, over the jacket or as a standalone rain jacket Fit features 2 external pockets hip adjustment Held Clip in Technology GORE TEX 3 layer technology enables compact storage Protection reflective print connecting zipper Color black white 14 Sizes: XS,S,M,L,XL,XXL,3XL,4XL,5XL Sizes Ladies: DXS,DS,DM,DL,DXL,DXXL,D3XL