WARM UP HIS TRAPS by WARM UP HIS TRAPS WARM UP HIS TRAPS People tend to have a lot of tightness in this muscle, which is located between the shoulder blades. Loosen his by putting some massage oil or lotion at the base of his spine. Cross your thumbs and slide them up the spine to the point between the shoulder blades. Then use your thumbs to massage his upper back and release the tension that's stored there.