Pure Ratios proudly presents the first and only line of patent pending topical reservoir patches that last up to 96 hours. They are naturally pure and additive free. The patches features: Hypoallergenic and water-resistant. Lab tested. Made with all natural ingredients. No chemical enhancers or adhesive mixed in with reservoir formula. Skin tone patch for discrete use. 40mg dosage. Round design with no corners to cause patch to peel off. Lasts 3-4 days. Each patch contains an 18:1 ratio of CBD to THC with 38mg CBD and 2mg THC.