Swiss Navy 4 In 1 Playful Flavors Chocolate 1 ounces from MD Science. Warming lubricant. Kissable massage. Made in the USA. Indications for use. Swiss Navy Lubricants are intended for penile and/or vaginal application to enhance natural lubrication and facilitate intimate sexual activity. These lubricants are compatible with both natural rubber latex and polyisoprene condoms.These products are not compatible with polyurethane condoms.