Akona Men's 2.5mm Shorty Back Zip Classic Line - Comfortable, Lightweight, Flexible Fit, Great Warmer Water Temperature.

Black. Size Medium-Large.

Please see my photos showing the actual item of suit because the suit looks different from this part number due to this suit being a discontinued version of that item. 

MEN’S CLASSIC LINE - AKONA’s front zip shorty suit features an extended zipper for easier donning and doffing. Great for those warmer water temperatures, but still provides a little extra protection and warmth. This shorty is great for those warmer water temperatures, but still provides a little extra protection and warmth. This wetsuit is comfortable, lightweight, and has a flexible fit. This shorty is great for those warmer water temperatures, but still provides a little extra protection and warmth. This wetsuit is comfortable, lightweight, and has a flexible fit.