lego star wars boy's flannel pajama pants (6-7, black/red) lego help save the galaxy in these yankee toy box exclusive lego star wars boy's pajama pants! these boy's pajama bottoms feature your favorite lego star wars characters: kylo ren, stormtroopers, bb8, c-3po, and r2d2! this garment is made of flame resistant fabric for safety. tailored from soft brushed microfleece flannel fabric, these pj pants are the perfect choice for any lego star wars fan!