How to make a Dolphins Jersey for a pet. I have a Miami Dolphins Jersey ,and I don’t want to take it in ,can I make my Miami Dolphins Jersey for my dog ? answer Step1 Measure your dog’s back and midsection with a tape measure. The Vikings Jersey will fit loosely around him, with hook and loop fastener (Velcro) underneath. The back of the nfl jersey is one solid piece. Cut the main part of the jersey in the correct length and width, making it in three pieces, like a regular shirt, leaving the sides open so you can attach the sleeves. Cut a V-neck in front. Hem all edges to prevent fraying. Step 2 Measure the length of your pet’s legs. Cut two rectangular pieces of fabric for sleeves. The shirt will fit as a Patriots Jersey fits a person, with arms covered and legs exposed. Stitch the sleeves up, making them wide enough to fit loosely without dragging on the ground. Step 3 Sew the sleeves to the back of the kids nfl jersey. Then, pin the sides of the football jersey to the back and sleeves, and sew them together. Sew with hook and loop fastener (Velcro) to the underneath part to fasten under the dog’s tummy. Step 4 Add detail to the football jersey by cutting stripes of fabric in team colors. Pin them first to the shoulders and sides of the Saints Jersey as they would appear on a football jersey. Sew them on. Step 5 Define the football jersey with the name and number on the back. Purchase sew-on or iron-on applique numbers and letters at a sports shop or online . Use your favorite player’s name and number, or use your dog’s name and assign her a number. Step 6 Sew two patches with your team’s logo at the top of either sleeve. Your pet’s football jersey is now ready for him to wear.