An effective sweating lotion to tighten excess skin in the neck area. Apply the lotion to the neck by hand and wrap with Sullivan's Black Heat Neck Sweat or the Hybrid Heat 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 2 to 4 days. Use with caution on sensitive skinned animals.