• dry bag for kayaking 20 litres with detachable comfort straps, D rings and handle in black front view
  • waterproof dry bag backpack 20 litres with detachable comfort straps, D rings and handle in black back view
  • waterproof dry bag 20 litres with detachable comfort straps, D rings and handle in black side view
  • waterproof dry bag 20 litres with detachable comfort straps, D rings and handle in black inside view
  • best cool dry bag in black 20 litres, a man is holding one standing on the beach
  • 20 litre black dry bag by salty kit the comfort straps mean its nice and comfortable when carrying on your shoulders
1 6

Salty Kit

Waterproof Roll Top Dry Bag Backpack 20L - Black

Waterproof Roll Top Dry Bag Backpack 20L - Black

Premium 500D PVC tarpaulin. IPX6 waterproof rated. Keep your gear dry and protected.

Enjoy free standard shipping across the UK.

£39.00 GBP
£39.00 GBP
Sale Sold out
Taxes included. Shipping calculated at checkout.

In stock

20L Black Waterproof Dry Bag Backpack – Built for Adventure, Ready for Anything

  • IPX6 waterproof protection with rugged 500D PVC
  • Detachable padded straps, mesh pocket, D‑rings + carabiner
  • 20L capacity for wetsuits, towels, snacks + daily essentials

This 20L Waterproof Dry Bag Backpack delivers serious protection with IPX6 waterproof performance, rugged 500D PVC construction and reinforced welded seams. The secure roll‑top seal keeps your gear dry in spray, rain and brief submersion — perfect for paddleboarding, coastal days and everyday missions.

Designed for comfort and versatility, it features detachable padded straps, an internal mesh pocket for valuables, and multiple reinforced D‑rings with a carabiner for easy attachment. Tough, dependable and adventure‑ready, it’s built to handle whatever the weather throws your way.

With a 20‑litre capacity, there’s room for wetsuits, towels, snacks, gym gear and daily essentials — making it the ideal grab‑and‑go waterproof backpack for life outdoors.

Strong, streamlined and ready for action — your all‑weather dry bag for coast, city and beyond.

View full details

20L Features & How To Roll Your Dry Bag

20 Litre Dry Bag Dunk Challenge

Benefits

  • Waterproof:  floats with welded seams and reliable roll-top closure.
  • Spacious: 20-litre capacity – one compartment ideal for day or overnight trips.
  • Comfortable: padded, removable airflow shoulder straps for hands-free carrying.
  • Secure: zipped internal pocket keeps valuables safe and out of sight.
  • Durable: made from super-tough, wipe-clean fabric.
  • Versatile: built for paddleboarding, beach days or shoreline hikes.
  • Adventure-ready: D rings for clipping on extra gear.

Size

  • Dimensions (Cylindrical): H50cm × W23cm
  • Dimensions (Flat): H60cm × W37cm

Weight

720 grams

Materials

Made from tough 500D PVC tarpaulin.

Care

Simply wipe with warm soapy water.

Key features

Person holding a Salty Kit dry bag in shallow water

Waterproof protection

Heat Welded Seams

salty-kit-watermelon-dry-bag-uk-20l.jpg

Detachable Comfort Straps

Person opening a yellow bag with a key fob inside

Inside Pocket

Blue and white striped bag with black straps on a white background

Easy Grab Carry Handle

A three-panel collage showing beach lifestyle scenes: a woman relaxes on a plaid blanket with a yellow bag and hat on sand, a woman runs through shallow ocean water wearing a black swimsuit, and a blue-and-white striped beach bag sits on the sand beside the shoreline.

Stylish Designs