There are 8 Cuddl Duds coupons that include promo codes and free shipping deals for September 2018 for you to choose from. Our top coupon for today is a 5% Off coupon code. You can use your coupon to save on sleepwear at Cuddl Duds. Get cozy! With lots of styles for the whole family, you're sure to be warm and happy at all times of the year. Indulge in the soft fabrics of Cuddl Duds loungewear.