Hat sizing tape will help you get the perfect fit for your hat. Some hats do not have an adjustable drawstring sweatband on the inside of the hat.
Hat size adjuster tape – Marme Hats
How to use hat size reducer tape?
Many hats can be shrunk to fit one or even two sizes smaller
30pcs hat sizing tape cap sizing strip insert Hat Sizing Strips hat
3-Pack Assorted Hat Sizers, Velcro - Head'n Home – American Hat Makers
San Diego Hat Company's Sizing Tape
Yolev 30pcs Hat Size Tape Hat Size Reducer Foam Reducing Tape Self Adhesive Sweat Breathable for Men and Women Cap Grey : Tools & Home Improvement
Hat Sizing Tape – Atzi Hats
Hat Tape Pack – Goorin Bros.
How to Make a Hat Smaller: The Two Easiest Ways
Hat Size Reducers, 20pcs Hat Inserts To Make Smaller Felt Cap Size Reducer Tape Hat Sizing Tape Hat Size Reducer For Hats Caps
simhoa 20pcs Sweat Bands Strips - Hat Size Sizing Tape Reducer Accessories for Unisex Adult Hats , Black, 23X3.7CM 20 Pcs Black, Women's, Size: 23.5x3.7cm
MO-Tape-00 MOJOTORY Hat Size Reducer, 24 PCS Hat Sizing Tape, 0.12
Hat Foam Size Reducer and Resizer Tape, 8-pack (4 Black, 4 White) by S – Silver Canyon Boot and Clothing Company
Final Sale A custom-dyed fabric hatband, made of 100% cotton, in white + dusty blue. The finishing touch to your picnic-at-the-park hat.
Watercolor Fabric Band