H2H (Heart 2 Heart) is an extensive line of adult pleasure toys designed for the fastest growing segment of adult product buyers in the world today everyday women and the men who love them! Two very important components make up the brand that is H2H. The finest quality, skin safe products on the market today and beautiful packaging that is playful and suggestive but not objectionable in any way. Heart 2 Heart Collar Biothane Black from PHS.