Posterior Shoulder Stretch admin ტრაპეცია: შუა ფიტნესი January 28, 2023 0 Comments Good Shoulder Stretch Instructions 1. Bring your arm across your body like a follow throw after throwing a ball. Then, place your other arm over top and hold. 2. Recommended Reps: Hold for 10-15 seconds and repeat 2 or more times.