Nordic track 25kg select a weight dumbbells description when you own a pair of nordic track 25kg select a weight dumbbells you have 30 individual dumbbells taking up a fraction of the space'. '.strtoupper('e')ach dumbbell provides 15 weight increments ranging from 5kg to 25kg in 2kg or 2.5kg increments'. '.strtoupper('y')ou select your training weight by simply moving the orange selector pins into the appropriate locations'. '.strtoupper('t')hen when you lift the weight only the weight discs selected comes free and the remaining weight disc are left in the custom moulded storage trays'. '.strtoupper('t')he dumbbells are crafted from a combination of steel and hardened plastic for durability'. '.strtoupper('f')inally download the ifit app to start your free trial'. '.strtoupper('w')ith this app you can discover thousands of trainer led strength video workouts and no commitments is required as you can cancel anytime'. '.strtoupper('f')eatures each dumbbell provides 15 weight increments from 2.5kg to 25kg increase the weight in 2kg or 2.5kg increments replaces 30 dumbbells in total smooth, quick and easy weight selection system fitted storage trays included made from steel and hardened plastic includes 30 day ifit trial subscription required thereafter size each dumbbell l x 49.2cm w x 29cm h x 21.6cm 19.4 x 11.4 x 8.5