SAYSKY | Men's Zig Zag Flow T-Shirt - White Size:Medium both sizes have a Velcro

both sizes have a Velcro adjustable strap at the back of the cap

This beanie comes with a thermal brushed fabric

Run in comfort with premium

One of the stand-out features in the upper is the dynamic vamp across the toe box

SAYSKY | Men's Zig Zag Flow T-Shirt - White Size:Medium both sizes have a VelcroThe ultralight SAYSKY Men's Zig Zag Flow T Shirt is made for your toughest training sessions and races in warm weather. Designed to feel almost weightless and incredibly breathable, it helps you stay comfortable when the temperature rises. As it also features an ultra soft, anti chafe fabric, it's perfectly suited to long distance runs. Fit Guide This SAYSKY top has a regular fit. If you are between sizes, you may want to choose the bigger size. Model