What item of clothing does Boxer give up shortly after the rebellion?

The item of clothing that Boxer gives up shortly after the rebellion is the straw hat. This act symbolizes his dedication and hard work for the collective good of the farm. After the rebellion, the animals are inspired to work together for a shared vision of equality and prosperity, and Boxer's decision to forgo his straw hat reflects his commitment to this cause. By giving up his hat, he is showing that he is willing to put the needs of the group above his own comfort, embodying the themes of selflessness and labor that are central to his character. In the context of the story, this choice serves as a powerful illustration of Boxer’s loyalty and work ethic, highlighting how he embodies the ideal of the proletariat in the narrative.