Dynamo Delay helps couples enjoy longer-lasting sex having a clinically tested fast-acting formula that gives effective and safe results. This non-irritating spray temporarily prolongs time until ejaculation utilizing a concentrated 13% lidocaine formula, which supplies a topical numbing sensation that actually works within a few minutes which last for hrs! Improve stamina, increase endurance, and prolong pleasure physician! Features: maximum strength Lidocaine. Lidocaine USP 13% roughly 10 mg per spray. Fast acting formula. Effective and safe. Clinically tested. Non-irritating. Registered using the Fda NDC 69664-001-01. Made in the united states. Uses: for temporary male genital desensitization, assisting to slow the start of ejaculation. Male Genital Desensitizer Spray works well for temporarily prolonging time until ejaculation. For reducing oversensitivity within the male prior to sexual intercourse. Directions: apply 3 or even more sprays, to not exceed 10, to mind and shaft of penis before sexual intercourse, or use as directed with a physician. Wash product off after sexual intercourse