YeokouWomen's Warm Sherpa Lined Athletic Sweatpants Jogger Fleece Pants

What is the inseam on size large?

How big are the pockets? Big enough for an iPhone?

Do these get staticky?

Confused!!! I usually wear 4 in jeans or xs. I am 5’3” and weigh 111 on my scale and 117 on doc scales. So which size???