CamelBak's Helena is a women's-specific pack that fits like a dream. Offering enough cargo space and hydration for multi-hour outdoor adventures, the Helena is an ideal trail companion and is versatile enough for riding, hiking and jaunts through the city. It'll haul trekking poles and it even has a sealed media pocket and a chamois-lined sunglasses pocket. Its contoured harness offers excellent stability and its ventilated back panel is comfortable for hours on end. And, the wide-mouth 100-ounce reservoir is durable and easy to fill and clean.