Dog Doormat | Brace Yourself | Welcome Mat | Funny Doormat | Housewarming Gift | Dog Lover | Home Decor | Gift Ideas | Personalized Doormat. Customized Doormat/Welcome Mat 100% Coir Material This funny Brace Yourself Dog Welcome Doormat is the perfect addition to your entryway! These also make the best gifts for new homeowners, newlyweds, and married couples! DOORMATS: They are made of 100% natural coir and are great for preventing dirt and mud from tracking inside your home. Each mat is hand-painted with all-weather paint and sealed with a UV sealant. They are approximately .5 inch thick and 18 x 30 in size. All mats are backed with a slip-resistant backing.