Dog Twinkling Star LED Lighted Holiday Sweater X Large - Holiday Dog Sweater Shine the light on style with our Twinkling Stars Sweaters. Sequined, acrylic knit sweaters feature a twinkling LED star that makes this one fashion that stands Long-lasting battery (included) allows center star to twinkle for up to 72 hours X Large measures 20" - 24" L and 18" - 21" Neck Other Sizes available at Pets Pro Shop Store Front