Old Navy Lightweight French Terry Split-Back Sweatshirt The Old Navy Lightweight French Terry Split-Back Sweatshirt ($25, originally $30) features long drop-shoulder sleeves so you can show off the straps of your favourite workout tank or sports bra underneath. Image Source: oldnavy.gap.com Old Navy Lightweight French Terry Split-Back Sweatshirt $25 from oldnavy.gap.com Buy Now