Sports backpack

The invention discloses a sports backpack, and relates to the technical field of backpacks. Comprising a knapsack body, two straps are arranged on the knapsack body, sweat absorbing assemblies are arranged on the straps and the back face of the knapsack body, an anti-theft knapsack is arranged on the back face of the knapsack body, a storage opening is formed in the anti-theft knapsack, a first zipper is arranged on the storage opening, and each sweat absorbing assembly is used for absorbing sweat generated by a user. And each sweat absorbing component is detachably connected with the back surface of the backpack main body and the two straps. The multiple sweat absorbing assemblies can absorb sweat generated by a user, the user can separate the sweat absorbing assemblies from the knapsack body and the two straps, only the sweat absorbing assemblies absorbing the sweat need to be independently cleaned, the sports knapsack does not need to be frequently and integrally cleaned, peculiar smell caused by bacterium