TIMESPORTS | ANKLE / WRIST WEIGHTS |TIMESPORTS WRIST WEIGHTS Weight: 0. 5 KG, 1 KG Color: Yellow, Blue, Gray, Pink Material: NEO 70% IRON 30% SAND BENEFITS Exercising while wearing 1 pound to 3 pound ankle weights may raise your heart rate by about three to five beats per minute. It may also boost your oxygen consumption by 5% to 10%. Add resistance to your workout Could make you better at walking