Florida Stucco PF-PMOS 80 lb Bag Mosaic Petite Pool Finish. Florida Stucco Petite Finishes, exposed river aggregate pool finish, is a machine blended pool finish of high quality which contains selected river aggregate, white portland cement and additives to enhance strength, bonding and curing. Petite finish will yield a hard, long-lasting, stain resistant surface that is unique and versatile in appearance. Application of this material can be best accomplished by mechanics that adhere to the professional plastering standards of the industry.