ADVANCED TEETH WHITENING ORAL KIT - PROFESSIONAL WHITENING DENTAL SYSTEM FOR AT HOME USE - SAFE, EFFECTIVE AND FAST RESULTS FOR A BRIGHT WHITE SMILE! WHITENING GEL STRENGTH: 44% CARBAMIDE PEROXIDE Your Purchase Includes: .4 - 3cc syringes of 44% CP Teeth Whitening Gel (Enough bleaching gel for 48 applications) .Instructions Sheet This listing for a GEL ONLY! (TRAYS ARE NOT INCLUDED). To purchase trays or a complete kit, please visit: OUR STORE! WHY OUR PRODUCT? We are a licensed manufacturer of professional teeth whitening products. Our gels are the same strength used in Dental Offices which charge $600+ per treatment. We formulate with 100% pure formula. No fillers or additives used. Our gel is made fresh daily with two year shelf life. All our products are made in United States, according to US regulations.