<b>Unigear Brand Story</b><br> Since 2014, Unigear has been serving campers and hikers worldwide. It is important to us that our products get people excited to wander out into the wild and see this beautiful world for themselves! <br> We love our customers and our emphasis on user experience. We never finished improving on our products. We sincerely wish everyone enjoy your outdoor life! <br> <b>Take the Unigear Waterproof Dry Bags to Your Outdoor Adventure! </b><br> 100% Waterproof Guarantee <br> Lightweight but Heavy Duty<br> Anti-Leak and Anti-Tear<br> Convenient to Carry with Different Style<br> <b>Size Chart (Without Rolling Top): </b><br> 2L: 19cm width x 28cm height, come with 1 shoulder strap<br> 5L: 29cm width x 38cm height, come with 1 shoulder strap<br> 10L: 31cm width x 49cm height, come with 1 shoulder strap<br> 20L: 36cm width x 58cm height, come with 1 shoulder strap<br> 30L: 38cm width x 58cm height, come with 2 shoulder straps<br> 40L: 43cm width x 70cm height, come with 2 shoulder straps<br><br> Each dry bag includes a waterproof phone case that can fit your phones up to 6 inches. <br> <b>How to Close the Waterproof Bag to Keep All Your Stuff Dry? </b><br> Step 1: Put your gear in bag. Make sure that the bag is not more than Â¾ full<br> Step 2: Remove extra air from the inside of the bag<br> Step 2: Roll down the top of the bag tightly about 3 times<br> Step 28: Close and secure the buckle