O'NEILL Men's 21 in Solid Boardshorts - Quick Dry Stretch Fit 258

In this review of the O'NEILL Men's 21 in Solid Boardshorts the bottom line is simple: these are a practical, comfortable boardshort for men who want reliable quick-dry performance and a below-knee fit without extra fuss. The shorts stand out for their Hyperfreak Stretch that moves with you and O'NEILL Hyperdry treatment that speeds up drying after surf or pool use. They feel substantial in construction, carry a handy zip pocket for small items, and are best for everyday coastal use where comfort and fast drying matter most.

Key Features

• 21 in Outseam: A below-the-knee length that offers coverage without restricting movement during swimming or beach activities.
• Hyperfreak Stretch: Four-way stretch fabric that moves with the body for better range of motion while paddling, surfing, or walking the shore.
• Hyperdry Quick Dry: Durable water repellent treatment and fast-drying polyester fabric reduce soggy downtime after leaving the water.
• Anti-Rash Hyperthread: Smooth construction and fabric choice minimize chafing for longer sessions in and out of the water.
• Secure Storage: Velcro patch pocket plus a side zip pocket provide places to keep keys or small items safe while active.
• Functional Waist: Velcro fly with spandex gusset and drawstring closure keeps the fit adjustable and secure during movement.

Who It's For

The O'NEILL 21 in boardshorts are ideal for men who want a classic, below-knee swim short with reliable quick-dry performance and stretch for active water sports. Surfers, swimmers, and beachgoers who value comfort and material quality will appreciate the anti-rash design and the freedom of movement from the Hyperfreak stretch.

Those who prefer a lined swim trunk or a very tailored, slim street-short silhouette should look elsewhere; these are designed first for functional swim performance rather than as casual everyday shorts with heavy tailoring. Buyers sensitive about exact fit should review sizing notes carefully, since customer feedback on sizing is mixed.

Pros & Cons

Pros

• Comfortable, stretchy fabric that allows full range of motion during water activities.
• Quick-drying Hyperdry treatment reduces time spent in wet shorts after exiting the water.
• Practical pockets including a side zip pocket for secure storage of small items.
• Solid construction and anti-rash details suit extended wear around the water.

Cons

• Sizing is reported as mixed by customers; some find them true to size while others say they run big.
• No mesh lining for those who prefer that for extra support or airflow.

Specifications

Brand	O'NEILL
Outseam	21 in
Material	100% polyester with DWR treatment
Closure	Velcro fly with spandex gusset and drawstring
Pockets	Velcro patch pocket and side zip pocket
Technology	Hyperfreak Stretch, Hyperdry, Anti-Rash Hyperthread
Imported	Yes

Our Verdict

The O'NEILL Men's 21 in boardshorts are a solid choice for men who need a functional, comfortable swim short with quick-dry performance and stretch for active use. They deliver good material quality, useful storage, and anti-rash comfort, making them good value for beach and water-sport wear, provided buyers check fit guidance due to mixed sizing reports.

Frequently Asked Questions

Do these boardshorts dry quickly?
Yes. The Hyperdry treatment and polyester construction are designed for fast drying after water exposure.

Are they lined?
No. These shorts do not include a mesh lining; they use smooth construction and Hyperthread for comfort instead.

How do they fit?
They have a below-knee 21 in outseam and use a Velcro fly with drawstring; customers report mixed sizing so consult the size guide if between sizes.