YogaXoga - Demystified Yoga DVD Volume 1 Each class includes breathing techniques, yoga strengtheners and stretches, plus relaxation time to rest and renew. 2 Classes:         •30 minute class         •1 hour class Plus...          •Introduction with Heidi Valenzuela, RYT to get you started         •Helpful Hints highlighting Downward Dog, Plank and Boat poses Click here for YogaXoga - Demystified Yoga DVD Volume 2.