The Sport Series is available in two sizes, 3 - 24 lbs or 10 - 50 lbs. These dumbbells are perfect for toning and HIIT with their quick weight adjustments and compact design. These models conveniently replace up to a full rack of 16 traditional dumbbells in the space of 1 pair. Extremely compact, this model is great to obtain a quick at-home workout and then store away after use.
The Sport Series is non-expandable. If you are looking for a set that can be expanded to add more than 24 lbs or 50 lbs, check out the Sport Expandable dumbbells.