T-Shirt for bachelor party, birthday, etc. Are you going to host a bachelor party? Then this would be perfect for the groom or bride! And the rest of the party should have one with sidekick written on it! They are available in different T-shirts, sweatshirts, hoodies, etc. search sidekick on nerdshop.dk The zip hoodie is a modern and stylish hoodie that adds a splash of color to any outfit. It has a front zipper and a classic fit and is made of soft cotton fabric for a relaxed and casual look. The fabric is composed of 80% ring-spun cotton and 20% polyester, with a fabric weight of 280gsm.