T-Shirt for a bachelor party, birthday, etc. Planning a bachelor party? Then this would be perfect for the groom or the bride! And the rest of the party should have one that says sidekick on it! They are available in different T-shirts, sweatshirts, hoodies, etc. search sidekick on nerdshop.dk Softstyle a lightweight tailor-made T-shirt, made of 100% ring-spun cotton fabric, 153 g/m weight. The fabric is sanforized (pre-shrunk) knit jersey, with seamless 1.9 cm double-stitched collar, full-length shoulder tape, and set-in sleeves. It has double-needle stitching on the arm and hem. The T-shirt is available in S-2XL, with 3XL-4XL available in selected colors. The material composition may vary by color. Colors may vary depending on the color of the fabric.