apeks kvr1 drysuit

I recently purchased the Apeks Fusion KVR1 drysuit in size 2XL/3XL and it's a little too small (at 6'4" I'm at the max of the height range and with size 15 feet taking up extra length it's just too close). It has only been tried on in my living room and is BRAND NEW, never been wet, and with...