![Mizuno Sonic GX 3 MR UPDATE: Over a month ago I made a post about theses jammers and since then I have worn them for 2 major competitions. I can safely say Mizuno Sonic GX 3 MR UPDATE: Over a month ago I made a post about theses jammers and since then I have worn them for 2 major competitions. I can safely say](https://preview.redd.it/cizjp63zub421.jpg?auto=webp&s=2de0c9e66db2a8ec3d269c20d42f67fdd2eed3dd)
Mizuno Sonic GX 3 MR UPDATE: Over a month ago I made a post about theses jammers and since then I have worn them for 2 major competitions. I can safely say
![First time trying on the mizuno GX 4 yesterday. 2 races, 2 PBs whilst in mid season training. Not sure what's better yet the GX3 or 4, will have to properly find out : r/Swimming First time trying on the mizuno GX 4 yesterday. 2 races, 2 PBs whilst in mid season training. Not sure what's better yet the GX3 or 4, will have to properly find out : r/Swimming](https://preview.redd.it/xsozlw6mcgm21.jpg?auto=webp&s=2056dd5259a788b1f63e83689a96f4e1b22735b7)
First time trying on the mizuno GX 4 yesterday. 2 races, 2 PBs whilst in mid season training. Not sure what's better yet the GX3 or 4, will have to properly find out : r/Swimming
![Mizuno Releases Expanded Swim Collection to Compliment GX-Sonic V in U.S. Market - Swimming World News Mizuno Releases Expanded Swim Collection to Compliment GX-Sonic V in U.S. Market - Swimming World News](https://vmrw8k5h.tinifycdn.com/news/wp-content/uploads/2020/01/mizuno-exer-swimsuit-collection.jpg)