| Size | Hat Size | Inches | CM |
|---|---|---|---|
| X-Small | 6 ¼ - 6 ⅞ | 19.6" - 21.7" | 50 - 55 |
| Small | 6 ½ - 7 ⅛ | 20.5" - 22.4" | 52 - 57 |
| Most Popular Standard | 6 ⅞ - 7 ½ | 21.7" - 23.6" | 55 - 60 |
| X-Large | 7 ⅛ - 7 ⅞ | 22.4" - 24.8" | 57 - 63 |
To choose the right size, follow the steps below:
| Size | chest | waist | ||
|---|---|---|---|---|
| XS (0-2) | 31-34" | 79-86 cm | 25-27" | 64-69 cm |
| S (4-6) | 34-37" | 86-94 cm | 28-30" | 71-76 cm |
| M (8-10) | 38-41" | 97-104 cm | 31-33" | 79-84 cm |
| L (12-14) | 42-45" | 107-114 cm | 34-36" | 86-91 cm |
| XL (16-18) | 46-49" | 117-124 cm | 37-39" | 94-99 cm |
| XXL (20-22) | 50-53" | 127-135 cm | 40-42" | 102-107 cm |
To choose the right size, follow the steps below:
Wrap the measuring tape around the fullest part of your chest, just under the arms and across the shoulder blades. Keep it horizontal and snug, but not tight.
Find the narrowest part of your torso, just above the belly button. Wrap the tape around your waist comfortably, leaving space for one finger.
| Size | hips | waist | ||
|---|---|---|---|---|
| XS (0-2) | 34-36" | 86-91 cm | 24-26" | 24-26" |
| S (4-6) | 36-38" | 91-97 cm | 28-30" | 71-76 cm |
| M (8-10) | 38-40" | 97-102 cm | 30-32" | 76-81 cm |
| L (12-14) | 40-42" | 102-107 cm | 34-36" | 86-91 cm |
| XL (16-18) | 42-44" | 107-112 cm | 38-40" | 97-102 cm |
| XXL (20-22) | 44-46" | 112-117 cm | 40-42" | 102-107 cm |
To choose the right size, follow the steps below:
Stand with your feet together and wrap the tape around the fullest part of your hips, keeping it level and snug but not tight.
Measure your waist at the narrowest part, usually just above the belly button. Wrap the tape snugly around your waist, leaving a finger's width for comfort.
Alter Ego hats are designed for easy, low maintenance care. Our HyperPoly+™ fabric is designed to resist visible white sweat stains, so most of the time, all your hat needs is a quick rinse in cool water. Simply rinse, shake out the excess water, and let it air dry. Our lightweight, fast drying fabrics mean your hat is ready to wear again without the need for a washing machine or a long wait. If your hat needs a deeper clean, hand wash it with a small amount of mild soap and rinse thoroughly. For more care tips, check out our guide, [How to Care for Your Alter Ego Running Hat].
Yes. Alter Ego hats are designed for running, training, and everyday wear. They are made to keep up with whatever your day looks like, whether you are running, working out, hiking, playing golf or pickleball, traveling, spending a day at the beach, or simply heading out for the day. Alter Ego hats combine performance, comfort, and style so you can wear the same hat from your morning miles to whatever comes next.
Yes. Alter Ego hats are unisex and designed to fit comfortably for both men and women. Whether you are looking for a men's hat or a women's hat, our adjustable fits and variety of styles make it easy to find an Alter Ego hat that works for you. The focus is on finding the fit and style that matches your personality and your journey.
Yes. Alter Ego hats are designed to fit a range of head sizes, including smaller and larger heads. Our Standard size is the most popular choice, and all Alter Ego hats are adjustable to help create a comfortable, personalized fit. We also offer Small and X Large sizes with different circumferences and crown depths, making it easier to find the size and fit that works best for you.
Alter Ego hats are designed to combine performance, quality, durability, comfort, and style in one hat. They feature lightweight yet durable materials, comfortable adjustable fits, and vibrant designs made for more than just your run. From running and working out to golf, hiking, pickleball, and everyday wear, Alter Ego hats are made to keep up with an active lifestyle while looking good along the way.
Meet the coaster fit, our modern interpretation of a timeless classic.
Meet the coaster fit, our modern interpretation of a timeless classic.
Introducing the trotter fit, our modern interpretation of a classic hat that is sure to impress.
Elevate your running game with the cruiser fit - a premium, unstructured running hat that looks and feels fast, while The drifter fit was designed with modern style in mind, featuring a horizontal shape and flat brim that offer a sleek and contemporary look.
Available in August 2026
You'll be the first to know when this is in stock
| Size | Hat Size | Inches | CM |
|---|---|---|---|
| X-Small | 6 ¼ - 6 ⅞ | 19.6" - 21.7" | 50 - 55 |
| Small | 6 ½ - 7 ⅛ | 20.5" - 22.4" | 52 - 57 |
| Most Popular Standard | 6 ⅞ - 7 ½ | 21.7" - 23.6" | 55 - 60 |
| X-Large | 7 ⅛ - 7 ⅞ | 22.4" - 24.8" | 57 - 63 |
To choose the right size, follow the steps below:
| Size | chest | waist | ||
|---|---|---|---|---|
| XS (0-2) | 31-34" | 79-86 cm | 25-27" | 64-69 cm |
| S (4-6) | 34-37" | 86-94 cm | 28-30" | 71-76 cm |
| M (8-10) | 38-41" | 97-104 cm | 31-33" | 79-84 cm |
| L (12-14) | 42-45" | 107-114 cm | 34-36" | 86-91 cm |
| XL (16-18) | 46-49" | 117-124 cm | 37-39" | 94-99 cm |
| XXL (20-22) | 50-53" | 127-135 cm | 40-42" | 102-107 cm |
To choose the right size, follow the steps below:
Wrap the measuring tape around the fullest part of your chest, just under the arms and across the shoulder blades. Keep it horizontal and snug, but not tight.
Find the narrowest part of your torso, just above the belly button. Wrap the tape around your waist comfortably, leaving space for one finger.
| Size | hips | waist | ||
|---|---|---|---|---|
| XS (0-2) | 34-36" | 86-91 cm | 24-26" | 24-26" |
| S (4-6) | 36-38" | 91-97 cm | 28-30" | 71-76 cm |
| M (8-10) | 38-40" | 97-102 cm | 30-32" | 76-81 cm |
| L (12-14) | 40-42" | 102-107 cm | 34-36" | 86-91 cm |
| XL (16-18) | 42-44" | 107-112 cm | 38-40" | 97-102 cm |
| XXL (20-22) | 44-46" | 112-117 cm | 40-42" | 102-107 cm |
To choose the right size, follow the steps below:
Stand with your feet together and wrap the tape around the fullest part of your hips, keeping it level and snug but not tight.
Measure your waist at the narrowest part, usually just above the belly button. Wrap the tape snugly around your waist, leaving a finger's width for comfort.
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