Happy Birthday 21 Today Black Birthday Sash GAS21BS. What a great way to help her celebrate the 21st birthday. Black sash! Celebrate the big day by getting the 21st Birthday Girl to wear a Miss America style sash. This is a fun coming of age gift. Bright black 21 Today sash with padded silver lettering. 30 inches long and 3.5 inches wide. Birthday party supplies. Categories: Party Games, Gifts, Supplies, Adult Party Supplies, Birthday, Risque Party Wear. Gas Works. 2023.