Bundling up in style can be as easy as investing in new winter accessories – and this season, a granny hat is what you’re after. Our top picks: Lucky Wang’s (top right, $28; 100 Stanton St., 212-353-2850); Patch NYC’s, crocheted by designer John Ross’s mom (bottom right, $69; 17 Eighth Ave., 212-807-1060); Trash-à-Porter’s recycled-cashmere style (top left, $45 at nydesignroom, 339 Bedford Ave., Brooklyn, 718-302-4981); J.Crew’s black-and-white number (bottom left, $28); and Old Navy’s ($12.50).