New Era 2018 NFL Sideline Official 39THIRTY Flex Hat - Team Sideline

In this review the New Era 2018 NFL Sideline Official 39THIRTY Flex Hat is examined from the perspective of a fan who wants a low-profile, game-ready cap that performs. The bottom line: this hat is best for supporters who value authentic sideline styling and breathable performance fabric. The reviewer found the embroidered team graphics and raised details convincing for showing team allegiance, while the HEX TECH material and adjustable fabric strap make it comfortable during long game days.

Key Features

• Official NFL licensing: Guarantees authentic team branding and sideline-accurate graphics for fans who want an official look.
• HEX TECH performance fabric: Provides improved cooling and moisture management during warm-weather wear or active use.
• 39THIRTY stretch fit: Delivers a snug, low-profile silhouette that stays close to the head without feeling overly tight.
• Adjustable fabric strap with slide buckle: Allows simple fit adjustments to fine-tune comfort and compensate for sizing variations.
• Embroidered raised graphics: Adds durable, textured team logos that hold up to regular wear and maintain a premium appearance.

Who It's For

This cap suits fans who want an authentic sideline look with performance features; it works well for spectators at outdoor games, tailgates, and everyday wear when a low-profile fit is preferred. The cooling HEX TECH fabric and stretch construction make it a good choice for those who tend to wear a hat for extended periods.

People who need a highly adjustable, high-crown cap or who prefer a pronounced curved profile may want to look elsewhere; some customers note the hat lays flatter on the head and sizing feedback is mixed. If an exact measured fit or a structured high-profile crown is essential, consider a different style.

Pros & Cons

Pros

• Well-made construction and durable embroidered, raised team graphics for an authentic look.
• Comfortable low-profile fit with HEX TECH fabric that helps manage heat and moisture.
• Adjustable fabric strap with slide buckle provides flexible fit adjustments and secure wear.

Cons

• Low-fit design can lay flatter on the head, which some buyers may not prefer.
• Sizing opinions are mixed, so buyers who need a precise fit should be aware of variation.

Specifications

Our Verdict

The New Era 39THIRTY Sideline Flex Hat is a solid pick for fans who prioritize an authentic sideline appearance combined with breathable performance fabric and a low-profile fit. It is good value for those who want durable embroidered graphics and easy adjustment, though shoppers seeking a taller crown or exact sizing may prefer another model.

Frequently Asked Questions

Is this hat official team gear?
Yes, it is officially licensed by the NFL and designed by New Era with sideline-accurate graphics.

Does it run true to size?
Sizing feedback is mixed; the 39THIRTY stretch fit is low-profile and adjustable, but some buyers report it lays flatter than expected.

Will it stay cool in warm weather?
The HEX TECH performance fabric helps with cooling and moisture management during extended wear.