Chums Storm Series 20L Waterproof Gear Sling Backpack - Gray

$99.99
By Chums
SKU: CHM54315

The Chums Storm Series Gear Sling Backpack was designed to keep all your essential gear safe, dry and by your side. Built to keep you on the move, the Storm Series Sling Backpack is the perfect size to carry all the gear you need for a few hours on the water. This waterproof bag will your gear in and keep the water out.

  • 20 liter capacity
  • Waterproof welded construction and watertight zipper closure
  • External watertight pocket
  • External stash pocket
  • Adjustable shoulder strap
  • Lash tabs for extra carrying capabilities
  • Dimensions: 15" x 8" x 2.5"
  • Please Note: This Sling is constructed to withstand a quick dunking, not continued submersion.
793,207 marketplace ratings 4.6★ average

eBay

764,027

ratings · 99.8% positive

Amazon

26,221

ratings · 4.6★

Walmart

1,840

ratings · 4.5★

TikTok Shop

1,098

ratings · 4.5★

Best Buy

21

ratings · 4.38★

Target Plus

Authorized Seller

100,000+ units sold

As of August 2026 · Counts are lifetime; ratings and percentages reflect the last 12 months

ForzaBucks Rewards Free to join · 300 ForzaBucks welcome bonus Earn 3 per $1Redeem $5–$40Refer & earn

Welcome bonus

300

free at signup

Every order

3 per $1

earn on all merchandise

Birthday

200

ForzaBucks every year

Reviews

Up to 200

per verified review

Refer a friend

Give $10 · Get 500

friend's first $50+ order

Redeem

$5–$40

off at checkout

Join ForzaBucks — free