The Callum Men’s Sport golf layer by Donald Ross Sportswear. This mid-weight long-sleeve quarter zip features a printed tonal floral pattern. Design features a placket storm flap and open sleeve and bottoms for ultimate playability on the course and modern styling. The Callum Sport Fit Golf Layer is brings a pop interest with the floral print, in timeless DR fashion. Constructed from our time-tested fabric of our basics collection pullover, The Callum Pullover is our staple with a twist. On the course or around the fire pit, it is the perfect mid-weight for a brisk and sunny Fall day. This Sport golf layer is perfect for comfortable warmth and timeless styling as a wardrobe go-to this fall.