There is no magic or sorcery, it stays wet for up to 2 to 3 hours.. depends upon your environment.
SITE: http://www.Brandon-Schaefer.com
FACEBOOK: http://www.facebook.com/SchaeferArt
FREE LESSONS: http://tinyurl.com/free-acrylic-lessons
FOR SALE: http://www.etsy.com/shop/SchaeferArt
PRINTS: http://fineartamerica.com/profiles/brandon-schaefer.html