I'm not completely sold on the idea of the long underwear built in, but they are comfortable and light. They work well as workout shorts (I don't run) and they don't feel like they are going to rip or tear. They are a little on the snug side compared to other mediums I wear.
Crewneck Fleece Sweatshirt For Men By Goodthreads
48 Review
Off White Men's Clothing: Amazon Essentials Lightweight Active Sweatshirt
42 Review
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
42 Review
Optimized Airflux Sleeve for PGA TOUR Standards
43 Review