Amazon has 648-Count Huggies Simply Clean Fragrance-Free Baby Wipes Refill for $8.32 after 'clipped' $4 off coupon (clipped automatically through link when logged in to Amazon) and checking out via Subscribe & Save. Shipping is free.

Note, you must be logged into your account. Coupons are typically one use per account. You may cancel your Subscribe & Save subscription any time after your order ships.