Garment with warm-keeping and breathable functions

The utility model discloses a garment with warm-keeping and breathable functions, which comprises an inner fabric and an outer fabric, a plurality of inflation expansion pipes are arranged between the inner fabric and the outer fabric side by side, the end of each inflation expansion pipe is provided with a sheet-shaped one-way valve, and the sheet-shaped one-way valves are connected with the inner fabric and the outer fabric. And each sheet-shaped one-way valve is used for realizing air locking when the inflatable expansion pipes are inflated, so that sealing is formed after the inflatable expansion pipes are inflated, expanded and deformed. The inflatable expansion pipes are arranged between the inner-layer fabric and the outer-layer fabric side by side and are independently arranged, and the sheet-shaped one-way valves are arranged at the ends of the inflatable expansion pipes respectively to lock air and form sealing. The phenomenon that any one inflation expansion pipe is damaged and leaks air to affect