Blepharoplasty or brow lift typically can make the eyes look more open which many people call bigger.If your eyelids have excess skin folds pushing the eyelid down, or if your eyebrow has dropped pushing the eyelid tissue down then a blepharoplasty in the first case or a brow lift in the second...
Yes, the skin of malar fat bags can have wrinkling and discoloration due to uneven sun exposure, repeated swelling, etc. I believe the best treatment is to treat the malar bags and smooth them out. Then whatever skin pigmentation problems remain can be treated with topical treatments...
Fat goes away from the face and around the eyes as one ages. That results in saggy or deflation of the skin, similar to when the air out of a balloon is let out. Filling around the eye (by fat or filler) can re-expand that saggy skin, improving the "wrinkles".
