What I like is the way it hangs on men, no weird bunching around the waist.
TSA Hi Viz Shirt Mens 6XL Yellow Long Sleeve Pocket Tee Casual Class 1 2 NWT
A crew neck like this one frames the neck without adding bulk or weight.
Mission 5494 Hi Vis Yellow XL Long Sleeve Cooling Shirt UPF50 Workwear
You will find that the long sleeve cuffs stay clean and flat.
NIP Walls Working Man’s Pocket Tees S/S Hi-Vis Yellow -Large – 2 Pack
A crew neck design like this one works great for layering under jackets or hoodies.
NIP Wall Working Man’s Pocket Tees S/S Hi-Vis Yellow – XL – 2 Pack
You will find that the solid design here keeps things simple and never goes out of style.