Seattle Sports H2Zero Diamond Dry Bag, Large (Yellow) for $8.93. Select free ship to-store for in-store pickup at REI. Otherwise shipping is $5.99 for a total of $14.92 shipped, or, shipping is free for REI members on orders over $75. If needed, use this Filler Tool to qualify for free shipping. Here is a screenshot forreference. The bag features a rugged polyester exterior, radio-frequency welded seams, a 3-roll closure system and heavy-duty plastic hardware.