Amazon has 37-lbs (2x 18.5-lbs) Fresh Step Clean Paws Advanced Multi-Cat Clumping Cat Litter (Febreze Scent) on sale for $33.35 – 5% off when you checkout via subscribe & save – 45% off when you clip the coupon on the product page = $16.67. Shipping is free w/ Prime or on orders $35+.