The newest MiM foam sparring gloves from Ring to Cage offers 2.$55
I have these gloves from R2C in lace up. Can't wait to try these
Well reviewed by Clamp on sherdog - http://www.sherdog.net/forums/f67/ring-cage-mim-safety-strap-training-gloves-review-1779579/
I own a pair of KO Fight Gear 16 oz that feel like 12 oz with not a whole lot of padding, and a pair of Twins 14 oz that have amazing/thick padding. Just ordered these in 16 oz....the review definitely helped my decision. Hopefully they're as thick or thicker than my Twins.