Complex sentence: In this jump, the legs are straddled and straight, parallel to the ground, toes pointed, knees are back, and your hands are in fists or blades and arms in a "T" motion.
Split into simpler sentences: In this jump, the legs are straddled, straight, and parallel to the ground. Your toes should be pointed, knees are back, your hands are in fists or blades, and arms in a "T" motion.