Nomad Design have manufactured the ultimate casting gloves for serious jigging and popping anglers. 
The gloves feature:
A breathable mesh back for extra comfort in hot weather.
Super strong double stitched seams all around for ultimate durability.
High quality leather for increased wear resistance.
Reinforced leather on casting finger.
Extra grip pads built into the palm.
Super strong velcro attachment.
To check our glove sizing, measure the length of the periphery of the hand that connects the A and B as shown in the figure below.

​Based on our glove measurements, sizing would be as follows:
MEDIUM     8.26 - 8.66 inches
LARGE          9.05 - 9.44 inches
X LARGE      9.84 - 10.23 inches
XX LARGE   10.63 - 11.02 inches