Pendleton Button Up Sweater. Womens Size 6. Red. 20" PTP. Cottagecore,... The Pendleton Button Up Sweater in women's size 6 is a stylish and cozy addition to any wardrobe. Made by the renowned brand Pendleton, this red sweater features a classic cardigan style with button accents, perfect for a cottagecore look, with a traditional 20" ptp.