St. John's Bay Men's Classic Fit Stretch Blazer

★★★★★4.8· loved by thousands

Our Men's Classic Fit Stretch Blazer delivers the polished look of a traditional sport coat with the all-day comfort of modern stretch fabric. Whether you're heading to the office on casual Friday, meeting friends for dinner, or traveling, this blazer moves with you without binding or pulling.

Stretch-woven blend with shape-memory fibers resists wrinkles and recovers from compressionClassic fit: regular through the body with full range of motion in the shouldersTwo-button front closure with notched lapelsInterior chest pocket plus two flap pockets at the waist
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St. John's Bay Men's Classic Fit Stretch Blazer product image
St. John's Bay Men's Classic Fit Stretch Blazer product image
St. John's Bay Men's Classic Fit Stretch Blazer product image
1
Stretch-woven blend with shape-memory fibers resists wrinkles and recovers from compression
Designed to hold up to real daily wear.
2
Classic fit
regular through the body with full range of motion in the shoulders
3
Two-button front closure with notched lapels
Designed to hold up to real daily wear.
4
Interior chest pocket plus two flap pockets at the waist
Designed to hold up to real daily wear.
Why it works
Stretch Fabric That Holds Its Shape

The fabric behind the St. John's Bay Men's Classic Fit Stretch Blazer combines polyester stability with a hint of spandex for flex. That balance means the blazer springs back after you've spent an hour in the car or leaned over a laptop at a café table.

Stretch Fabric That Holds Its Shape
Classic Fit Tailoring for Everyday Wear
The details

Classic Fit Tailoring for Everyday Wear

Classic fit means the blazer sits naturally on your frame without hugging the torso or billowing at the waist. The shoulder seam lands right at the edge of your shoulder bone, and the chest provides enough room to layer a shirt or lightweight sweater underneath.

The hem falls just below your hip, covering your belt line when you’re standing and staying put when you sit. We cut the sleeves to finish at the base of your thumb when your arms hang relaxed, leaving about a half inch of shirt cuff visible. That proportion works whether you’re dressing up dark denim or keeping things casual with khakis and a packable shell for cooler evenings.

Details That Simplify Your Routine
The details

Details That Simplify Your Routine

Interior & Exterior Pockets

The blazer includes an interior chest pocket sized for a phone or slim wallet, plus two flap pockets at the waist. Both waist pockets are functional — no false fronts — so you can drop in keys or a notebook when you’re on the move.

Machine-Washable Care

We finished the fabric to withstand a cold-water machine wash and low-heat tumble dry. Hang the blazer to finish drying if you want to skip the dryer entirely, and it’ll be ready for the next wear without a trip to the dry cleaner. That convenience makes this piece a practical choice for travel or busy weeks when you need a blazer that doesn’t demand special handling.

The specs

Fabric & fit details

Stretch-woven blend with shape-memory fibers resists wrinkles and recovers from compressionYes
Classic fitregular through the body with full range of motion in the shoulders
Two-button front closure with notched lapelsYes
Interior chest pocket plus two flap pockets at the waistYes
Fully lined body with half-lined sleeves for easy on-and-off layeringYes
Center back vent for comfortable sittingYes

Complete the look

More Stretch & Structure Jackets


Customer reviews

Customer reviews

4.8
★★★★★
Verified reviews
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Customer photo
★★★★★
Perfect for travel — no wrinkles
I folded this blazer into my carry-on for a work trip and it came out looking fresh. Wore it three days in a row with different shirts and it held up great. The stretch makes a huge difference when you're sitting on planes.
M
Mark T.
Verified buyer
★★★★★
Comfortable enough to wear all day
I needed a blazer that didn't feel stiff for long conference days. This one moves with me and doesn't bind across the back. I actually forget I'm wearing a jacket half the time.
D
David K.
Verified buyer
★★★★★
Great value and easy care
I was skeptical about machine washing a blazer, but this one handles it fine. Looks just as good after five washes as it did new. Saves me dry-cleaning bills every month.
J
Jason R.
Verified buyer
★★★★☆
Classic look that works with everything
I wear this with jeans and a tee on weekends and with dress pants during the week. The fit is true to size and the fabric doesn't show wrinkles. Only wish it came in more colors.
B
Brian L.
Verified buyer
★★★★★
Finally a blazer that fits my shoulders
I'm broad through the chest and most blazers pull when I reach forward. This one has enough room without looking baggy. The stretch fabric is the key — it moves when I do.
E
Eric M.
Verified buyer
★★★★★
Smart-casual staple in my closet now
I bought this for a wedding and now I reach for it constantly. Pairs well with everything from polos to button-downs. The pockets are actually deep enough to use, which is a nice surprise.
C
Chris H.
Verified buyer

Good to know

Common Questions About This Stretch Blazer

Yes, the blazer is fully machine washable. We recommend a cold-water cycle on gentle and tumble dry on low heat. You can also hang it to air dry if you prefer. The stretch fabric is engineered to maintain its shape and resist wrinkles even after repeated washes.

Classic fit offers a relaxed cut through the chest, waist, and shoulders with room to layer a shirt or lightweight sweater underneath. Slim fit tapers closer to the body for a modern silhouette. If you prefer mobility and all-day comfort without restriction, classic fit is the better choice.

Absolutely. The St. John’s Bay stretch blazer meets most business-casual guidelines when paired with dress trousers and a button-down shirt. The notched lapels and two-button closure give it a professional appearance, while the stretch fabric keeps you comfortable during long workdays.

The sleeves should end at the base of your thumb when your arms hang naturally at your sides, allowing about a half inch of shirt cuff to show. If the sleeves are too long or short, any tailor can adjust them easily since the blazer has a half-lined sleeve construction.

The body is fully lined for structure and a smooth interior, while the sleeves are half-lined. That combination makes the blazer easy to slip on and off over layers without excess bulk or heat retention.

The blazer is available in classic navy, charcoal gray, and black. Navy is the most versatile option — it pairs with khaki, gray, olive, and denim bottoms. Charcoal works well for slightly dressier settings, and black is ideal when you need a formal edge.

Yes, dark-wash jeans pair well with this blazer for smart-casual occasions. Stick to a fitted jean without heavy distressing, and add a clean button-down or crew-neck shirt. The blazer’s understated design bridges the gap between dressy and casual without looking out of place.

Complete Your Smart-Casual Wardrobe
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