Aaron has used the Sea to Summit dry and silicone bags on multiple expeditions around the world to protect his gear and food. He talks about his experience with them and why you might consider using them for your backpacking and trekking trips. The Ultra-SIL sacks are incredibly light, too!
Get the Sea to Summit Sil-Nylon bags at Amazon here: https://amzn.to/2DAxAqZ
Get the Sea to Summit Waterproof bags at Amazon here: https://amzn.to/2ZvQcBU