(PressDemocrat) - With summer heating up, wine lovers are hitting the trails, kayaking on the Russian River and heading to music festivals. And increasingly, vintners are finding innovative ways to help consumers take their wines along. Higher-end wineries are starting to sell wines in boxes, bags, cans and pouches designed for on-the-go consumers. They are finding the stigma of selling wine without a traditional bottle or a cork is receding as the Millennial generation comes of age and packaging technology improves.