ive been a gymnast for about 14 years and i seen that the best brand of grips to use are the ten-o's G501-10 501 Blues Uneven Bars Velcro Dowel Grips but as you move on to level 8 thru level 10 and do harder swinging skills like giants, jaegers, hects, etc i suggest you upgrade to ten-o's G910 ...