(Sullivan Supply) Sullivan's Hot Sweat Sweating Lotion for Show Cattle is an effective sweating lotion to tighten excess skin in the neck area. Apply the lotion to the neck by hand and wrap with a neck sweat. Leave the sweat on for up to 12 hours, remove, and wash neck with shampoo. The ideal procedure is 12 hours of Hot Sweat and 12 hours without for two to four days. Use with caution on sensitive-skinned animals.