The fabric is 600D polyester W/TPU +TPU coated .
Reversed waterproof zipper to provide airtight protection outdoors even in harsh weather.
Besides the webbing, there is no sewing seams on the whole bag.  
The whole bag connect to patches via high-frequency welded procedure.
Adjustable ergonomic design chest strap make the bag comfortable to carry.
Extra TPU coated webbing loops and external mesh pocket are used to clip on gears that you need easy access to.  

Features:
1. Airtight waterproof with High-Frequency welded procedure.
2. The excellent craftsmanship keep the pack in exquisite condition.   
3. Adjustable chest strap with widened back patch for comfortable use.
4. Front velcro loop provide users personalized design with their person brand ( S logo in picture )
5. Easy detachable design make this chest pack as a separate part for the other Sunrise fishing pack( Item No.: SR-WF23004 ).