For The Fitness Buff

Whether you swim, bike, run or practice Pilates to stay in shape, these accessories really work out

  • • Freestyle and Free Bird Swimming laps can be a bore, but not if you can listen to tunes. The SwiMP3 underwater digital music player holds 128 MB, or about three dozen songs. The speaker pads are worn against your cheekbones, which conduct the sound to your inner ears. $200 at

    • This Little Piggy ... The Injinji Tetratsok cradles each toe in a comfy weave of quick-dry CoolMax polyester, nylon and Lycra; the fit helps prevent blisters while out on the trail. Also available in more serious colors like white and tan. $11 a pair at

    • Sole Searching The Puma Alycea indoor Pilates slippers, $64, feature mesh uppers and suede outsoles and are among thousands of pairs available on Browse by style, brand or activity. Tip: opt for 99 search results per page for faster browsing.

    • Sweat in Style Stella McCartney's line of high-end workout wear for Adidas includes this gym bra top, $70, a spectacle of support in a moisture-wicking polyester-Lycra blend with detachable crisscross tummy tie. At select Women's Apparel, then click on the designer's name to browse the entire collection.

    • Fanny Pack The Full-Tilt Velocity bag rides comfortably across the lumbar region of your lower back. A bungee cord keeps the 20-oz. water bottle firmly in place. The zippered pocket is a plus. $30 at