FREE Slide Arm & Hammer Litter after MIR! March 23, 2017 by MidgetMomma.com Leave a Comment FREE Slide Arm & Hammer Litter after MIR! I love me some FREEBIES! Right now you can grab the Slide Arm & Hammer Litter at Target for $12.49, you get an extra save 10% on pet care using Order Pickup at your local store. Fill out and submit the rebate form HERE and get it for FREE!