In golf, everything old is new again, as some classic designs get a second life (counterclockwise from bottom): Jack Nicklaus Heritage Polo ($70; 800-598-0451), an update on the original worn by Nicklaus during the 1986 Masters, when he won his sixth green jacket. Dunning Golf Performance Flat-Front Pant ($108; 800-955-6528, dunninggolf.com), with four-way stretch and moisture control. Brooks Brothers Country Club Vintage Golfer Cuff Links ($95; 800-274-1815, brooksbrothers.com), in enamel with a gold vermeil finish. Bobby Jones Replica Putter ($295; 800-449-4097, golfspast.com), modeled after the Calamity Jane that Jones used to win the 1923 U.S. Open. The Original MacKenzie Walker Golf Bag ($695; 503-734-6355, mackenziegolfbags.com), handcrafted in full-grain leather. Bobby Jones Players Knit Head Cover ($15; 888-603-8968, bobbyjonesshop.com). Bernard Darwin's Golf Courses of the British Isles ($1,000; 800-449-4097, golfspast.com), a first edition, published in 1910.