1/4 inch Thick White Plastic Plain Headbands Bulk Pack. Bulk plastic headbands come 12 pieces per package. They measure 14 inches from tip to tip. These plastic headbands do not have teeth on the inside. The perfect plastic headband for any special occasion! Plastic headbands are perfect for adding your own embellishments and materials. With these plastic headbands for crafts, the possibilities are endless. Decorate them with beads, pearls, tulle, and silk flower!