
I like Helly base layers for two reasons: First, they are well made, second, they are thin enough to wear them under jeans and thick enough to wear them under sports pants.

Crewneck Fleece Sweatshirt For Men By Goodthreads
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H2H CMTTS267 Athletic Performance T-Shirt for Improved Performance
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Carhartt Crewneck Sweatshirt Regular X Large
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Newzill Compression Calf Sleeves (20-30MmHg) For Men And Women - Ideal Alternative To Compression Socks, Perfect For Running, Shin Splints, Medical Needs, Travel, And Nursing
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H2H Mens Casual Slim Fit Short Sleeve T-Shirts Cotton Blended Soft Lightweight V-Neck/Crew-Neck
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Men'S Regular Fit Short-Sleeve Dress Shirts By Allsense - Look Stylish And Professional!
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Men'S Long Sleeve Polo Shirt - Slim Fit, Stretchy, Breathable Collar
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Van Heusen Traveler Stretch Men's Shirt
47 Review