To keep you hydrated this summer, Stanley Brand launched a new All Day Slim Bottle to serve up cold beverages anywhere, anytime. The brand’s latest innovation follows its spring collection, including two new shades of tumblers in Nectarine and Peony, that were secretly dropped last week. Stanley’s new Slim Bottles boast leak-proof feature For the unversed, Stanley tumblers are known for leaking. Though the quenchers are a mega hit among fans, they were never leak-proof. However, the new slim bottles are marketed as leak-free and easily packable, thanks to the narrow neck and size options. The …