Runners and outdoor enthusiasts, this GORE WEAR mesh cap is perfect for those hot, sunny days when you need protection without the weight! The pared-down construction gives you a snug, secure fit without the bulk of traditional baseball caps, and it's seriously lightweight - you'll barely notice you're wearing it. The mesh material provides maximum breathability, letting heat escape while still shading your face and eyes from the sun. There's a handy drawcord at the back that lets you adjust the size with one hand - super convenient when you're on the move. The reflective details on all sides are a nice safety touch for early morning or evening workouts when visibility is lower. GORE uses their selected fabrics that wick moisture fast and offer extreme breathability, so even when you're sweating, the cap doesn't feel soggy or heavy. The external seams (seam-out construction) add to the comfort by reducing irritation points. It comes in one size that fits head circumferences from 21 to 23 inches, and the black color goes with pretty much any workout outfit. I've worn mine for running, hiking, cycling, and even just gardening on hot days, and it's held up great through multiple washes. If you're tired of heavy, hot caps that make you feel like your head is baking, this lightweight mesh option from GORE WEAR is a game-changer for warm weather activities. It's one of those pieces of gear you didn't know you needed until you try it!