【Size Chart】S(Height:5.1-5.5/ Weight:100-120lbs), M(Height:5.5-5.8/Weight:120-140lbs), L(Height:5.8-6.1/ Weight:140-165lbs),XL(Height:6.1-6.2/ Weight:165-190lbs) 【Tri-"able" pants】Comfortable:Ultra-soft & smooth for extreme comfort with mid-weightBreathable:Materials blend with breathable meshing to provide the perfect balance between moisture management,breath-ability,and temperature control.Durable:High-quality material is more easy to clean, retains shape even after multiple washes.【Satisfaction Guaranteed】If you're not completely satisfied in 60 days, for any reason, we will give you a full refund.