Premium Yoga Mat - Capri (68"L x 24"W x 6mm) by Gaiam at the Vitamin Shoppe
Amazon.com : Gaiam Yoga Mat - Alignment Print Premium 6mm Thick Non Slip Exercise & Fitness Mat for All Types of Yoga, Pilates & Floor Workouts (68" x 24" x 6mm Thick),
Life Energy Reversible 6-mm Antimicrobial Yoga Mat in the Yoga Mats department at Lowes.com
Amazon.com : Gaiam Yoga Mat - Alignment Print Premium 6mm Thick Non Slip Exercise & Fitness Mat for All Types of Yoga, Pilates & Floor Workouts (68" x 24" x 6mm Thick),
Yoga Direct Deluxe Yoga Mat Xl - (6mm) : Target
RevTime Large Exercise Mat 6 x 4 feet (72″ x 48″ x 1/4″) 6 mm Thick & High Density Gym Mat – RevTime