TELALEOBoys’ Youth Compression Leggings Pants Tight Athletic Base Layer for Running Hockey Basketball

Is there rubber liner to prevent the leggings from riding up?

My son is 5 feet and 4 inches. And he’s skinny but muscular... weighing about 143 Pounds at 14 years old what size should I get?

Is there a pocket for a cup?

5'8 (172 cm), 14 years old boy - XL is still ok?