OXA Fashion via Amazon cuts 50% off its OXA Ultralight Dry Sacks, each bundled with a Waterproof Cell Phone Case, via coupon code "828PKUCX", as listed below. Even better, Prime members receive free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping starts at $5.58.) Each features a roll top buckle closure. The deals, after the coupon:

• OXA 10-Liter UltraLight Dry Sack in Yellow or Blue for $7.49
• OXA 20-Liter UltraLight Dry Sack in five colors for $8.99
• OXA 30-Liter UltraLight Dry Sack in five colors for $9.99