Swing, squat, twist with a single kettlebell that adjusts from 8 to 40 lbs. The SelectTech(R) space-saving design gives you more workout in less space by replacing 6 kettlebells with just 1. Find trainer-led workouts developed specifically for the SelectTech Kettlebell with the JRNY(R) app, or mix in some yoga, Pilates, or bodyweight workouts when you want a change of pace. Access JRNY from your phone or tablet, perfect for workouts at home and on the go. JRNY gives you a million exciting reasons to pick up your kettlebell. New members can try the JRNY Mobile-Only Membership free for 2 months. JRNY(R) Mobile-only Membership: Workout at home or on the go with inspiring trainers, and just-for-you adaptive workouts, from your phone or tablet. Try JNRY Mobile-Only Membership free, for 2 months.* Classes Made For Selectech(R): Find trainer-led workouts developed exclusively for the SelectTech Kettlebell with the JRNY app.** Space Saving Design: Replace 6 kettlebells with 1 Easily Adjusts From 8 to 40 lbs: Selection dials easily take you from one exercise to the next Offer limited to new JRNY(R) members and subject to change without notice. At end of free trial, JRNY membership automatically renews at membership rates until canceled.**JRNY(R) subscription required.