Will these help if my hands get sweaty?
The Pittards palm uses Gripster technology, which is designed to improve grip in the presence of moisture. It isn't a waterproof glove, but that palm treatment is useful to consider if sweat affects your grip.
How snug should these fit?
Your fingers should reach the ends without being squeezed, and the palm should sit flat when you grip a bat. Loose material around the handle usually means the fit is too large.
Do these have a long wrist wrap?
No. The Debut 2.0 has a short cuff. If extra wrist support is a priority, consider a long-cuff model instead.