Someone gave you the right advice to lose the 108 inch wraps. Those are for children and women. Get the 180-185 " so-called "Mexican wraps". A good wrap will help a lot. The way you wrap is also important. Ringside.com has a how-to showing how to wrap. Regarding gloves, the type of gloves you have are okay for the speed bag but for the heavy bag you might as well get real boxing gloves (16 oz). Some of the fighters at our gym use 22 ounce gloves for training so that the competition gloves feel lighter.