⇃【Quality Material】Made of high-quality EVA foam material, The Hat Size Reducer is soft and lightweight, won't cause any discomfort to your skin, solid structure. ⇃【Ideal for Most Hats】Self-Adhesive Hat Reducer Insert is suitable for many caps and hats. It has a general size of approx. 4.3 x 0.8 x 0.2 inch/ 11 x 2 x 0.5 cm (Long x Wide x High). ⇃【Time-Saving Installation】Foam Reducing Tape for Hats can be quickly installed, it is more convenient to install by hand, each strip has adhesive the back, you can stick them directly to the inside of the sweatband. ⇃【Thoughtful Gift】Gift-giving season never seems to end. Hat Sizing Tape is simply designed to make great gifts for your friends, family, neighbors, colleagues, etc. ⇃【 Tapes】Sufficient quantity could meet your need. You will receive hat size reducer foam inserts, you may choose black or white tapes.