Celebrate your upcoming birthday with an adult birthday party invitation from our abundant collection. Whether you're celebrating your 16th birthday, your fortieth birthday or your ninetieth, we'll set the scene for your party like no other. Inside our adult birthday party invitation collection we offer a variety of invitation options depending on your party style. Men can choose from birthday party invitations for him which feature nautical invitations, motorcycle invitations, digital photo invitations, beer themed invitations and cake invitations. Women can choose from sassy and chic invitation styles featuring cocktail invitations, animal print themed invitations, girls night out invitations, patterned invitations or city themed invitations.