TYR Catalyst Swim PaddlesIt looks like a stingray, but it's the state-of-the-art in training paddle design. The Catalyst improves all strokes while minimizing the risk of injury.
High tech pointed front allows paddle to cut through the waves as your arm enters the water Scientifically placed holes in paddles provide balanced resistance against your arms without the usual strain Comes in a pair
XS(1) Young age group (8-12 yrs) S (2) Older age group(12+ yrs), beginning masters M (3) Older high school males, Sr. National females, triathletes, mid-level masters L (4) Strong collegiate swimmers, Sr. National males, advanced triathletes, water aerobics - avg to large males XL(5) Very strong swimmers, water aerobics. Strong avg. to large males. These are very big paddles.