The baffles are pieces of material that stabilize the down and keep it from settling. It will take several hours to fully dry your bag. It is very easy to care for but doesn t breathe as well as the natural fibers. Because of this, synthetic bags can feel clammy and are not as comfortable over a large range of temperatures like down bags are. But they definitely have their place in many backpacks.
Different conditions call for different strategies.
Synthetic bags are perfect for wet conditions conditions that you would encounter during a canoe or sea-kayak trip or in really wet weather. Once synthetic bags do get wet, they dry quickly. They are very easy to care for just throw them into a front-loader machine, then the dryer for one cycle. Use a mild soap rather than a detergent. No matter which sleeping bag you choose, it is important to store it loosely in a large cotton bag.