High-elasticity sweat-absorbent sports underpants without tightening crotch

The utility model provides high-elasticity non-tightening sweat-absorbent sports underpants which are simple in structure, good in hygroscopicity and good in elasticity and comprise an underpants body, crotch wrapping cloth arranged on the underpants body, trouser legs arranged at the lower end of the underpants body and an elastic underpants belt arranged on the underpants body, and the underpants belt comprises an underpants belt body. A sweat-absorbing antibacterial layer capable of absorbing sweat and inhibiting the growth of bacteria is arranged in the waistband body. 本实用新型提出一种结构简单、吸湿性好且弹性好的一种高弹力不勒档的吸汗运动内裤，包括内裤本体、设置于内裤本体上的兜裆布，设置于内裤本体下端部的裤腿、设置于内裤本体上的具有弹性的裤腰带，所述裤腰带包括裤腰带本体，所述裤腰带本体内设有能够吸汗且能够抑制细菌生长的吸汗抑菌层。