Originally Posted by Francis27
Ive made my decision and i am going to go win the Cb4.3's but does anyone have any discomfort issues with them? and does it need a long break in period?
As an owner of 5 4.3s the break in period can be between 4 and 5 hours, this can be avoided if you loosen up the laces around your forefoot and tighten down up by your ankle. No experience with GR5s.