Thunderhead Submersible Lumbar Padded Insert Size:One Size M Select DRY impermeable membrane

M Select DRY impermeable membrane seals out water and lets moisture escape

Stretch woven side pocketsDual

supportive comfort

Vibram Idrogrip outsole with Traction Lug offers 20% better wet-slip resistance than standard Idrogrip

Thunderhead Submersible Lumbar Padded Insert Size:One Size M Select DRY impermeable membraneThe Fishpond Thunderhead Submersible Lumbar Padded Insert features three adjustable, padded compartments to provide impact protection for fly boxes and camera gear alike. When it comes to submersible packs and bags, organization can be a challenge. Thanks to the Thunderhead Submersible Lumbar Insert, you'll put an end to rummaging through piles of disorganized boxes and accessories to find what you're looking for. Dimensions: 14" x 5" x 4" Weight: 0.