Ysgol Bro Preseli Unisex Black 6th Form with Purple Stripe Jumper Embroidered with the school logo. Made from 50% cotton and 50% acrylic, One+All Performa 50 knitwear offers brilliant performance and exceptional comfort. All garments are pre-washed for softness, resistance to pilling, and great colour retention wash after wash. For a smart, comfortable fit all day long, garments have linked seams, and snug-fit hems, cuffs and necklines.