Extra Thick Yoga Mats, Double-Sided & Non Slip 25% Off with Promo Code! Posted on August 14, 2023 | by admin Amazon.com has these Extra Thick Yoga Mats, Double-Sided & Non Slip for 25% off when using promo code 20JL4NB7 + $2 Off Coupon until 08/17/2023 11:59PM PDT or while supplies last.