Sea To Summit eVent Compression Dry Sack L discontinued Attach to PALS using #9903:

Attach to PALS using #9903: 3" TacTieâ„¢ attachment strap (optional accessory)

Compatible battery (diameter/length)

Intelligent charging mode selection (CC and CV)

  Wear options expand as an exclusive cable extension moves the compact battery box from head to pack as desired

Sea To Summit eVent Compression Dry Sack L discontinued Attach to PALS using #9903:A completely new concept in compression dry bags there is no valve. This innovation uses an air permeable base made of eVent waterproof fabric, which allows air to be pushed out of the sack, but wont allow water to get back in. Unique compression idea allows air to be pushed out to compress, but water cant get in because of the waterproof, air permeable eVent fabric base Rugged 100 D nylon body & lid Waterproof seams double stitched and tape sealed