Redesigned with new softer, shorter fur in June 2014;Has a Real Feel pulsing heartbeat lasts up to two weeks of 24/7 use on one set of AAA Alkaline Batteries (included);Disposable warming packs provide warmth, an extra source of comfort for your pet.;Eases crying, loneliness and separation anxiety in pets;Machine Washable with the heart removed, and used by cat rescues world wide