The new shape of men’s fashion
Flex Low Rise Brief Sapphire Blue
True to size. For loose fit, go one size up.
Fit
- Description
- Style and Fit
- Fabric and Care
- Shipping
Low-rise mesh brief with flexible support and a streamlined fit
The C-IN2 Flex Low Rise Brief is designed for everyday movement with a sleek, athletic profile. Sitting just below the waist, it delivers a modern, low-slung fit that stays comfortable and easy to wear throughout the day.
Made from a soft cotton–modal mesh with 4-way stretch, this brief offers lightweight breathability and flexible support that adapts naturally to your body. A structured 2-ply contour pouch provides lift and room where it counts, while microfiber leg bands help keep the fit smooth and secure without digging. It’s a clean, modern brief built for motion and all-day comfort.
Fabric Type & Performance
Breathable mesh fabric with 4-way stretch designed for airflow, flexibility, and everyday comfort.
Fabric Composition
57% Cotton / 38% Modal / 5% Elastane.
Fit & Silhouette
Low-rise brief silhouette with a clean, streamlined, athletic profile.
Rise
Low-rise design that sits just below the natural waistline for a modern fit.
Pouch Construction
2-ply contour pouch provides structured support, natural lift, and everyday comfort.
Leg Openings
Microfiber leg bands designed to stay in place and reduce ride-up without digging.
Waistband
1.5" exposed elastic waistband with engineered C-IN2 branding.
Care Instructions
Machine wash.
Imported.
Flex Collection
The Flex collection is designed to move with you. Built from an ultra-breathable mesh fabric with dynamic 4-way stretch, it delivers airflow, flexibility, and long-wear comfort in a clean, modern silhouette.
Focused on everyday performance and ease of movement, Flex balances a lightweight feel with reliable support—ideal for daily wear when comfort and adaptability matter most.
Brief style underwear
Low-rise, sits below the natural waistline
Model's height is 6"1'/185 cm, and he is wearing size M.
57% Cotton, 38% Modal, 5% Elastane
Machine Wash
Imported
Get free shipping for US orders over $99.
Discreet packaging: plain poly bag or brown box.
For shipping info: C-IN2 Shipping.
Discreetly shipped in a plain brown box or poly bag.
Complete the Set
Need help?
Send us an email at support@c-in2.com.
- Comfort
- Fit
- Design
- Material
- Appearance
- ATADAM T.Verified BuyerReviewingFlex Low Rise Brief Sapphire BlueI recommend this productBody Type Stocky, Big ButtNormal Size Worn XXXLSize Bought XXXLRated 5 out of 5 stars3 weeks agoDecent color. Nice fit and
Decent color. Nice fit and feel.
Was this helpful? - ATADAM T.Verified BuyerReviewingFlex Low Rise Brief Sky BlueI recommend this productBody Type Big Butt, Big ThighsNormal Size Worn XXXLSize Bought XXXLRated 5 out of 5 stars3 weeks agoFits great. Enjoy the color
Fits great. Enjoy the color and texture of the fabric.
Was this helpful? - WHWilliam H.Verified BuyerReviewingFlex Low Rise Brief Sage GreenBody Type SlimNormal Size Worn XSSize in Other Brands XSSize Bought XSRated 3 out of 5 stars4 weeks agoGreat material fit is larger
Great material fit is larger than expected
Was this helpful? - PWProf W.Verified BuyerReviewingFlex Low Rise Brief Pebble GreyI recommend this productBody Type StockyNormal Size Worn LSize in Other Brands LSize Bought LRated 5 out of 5 stars1 month agoComfortable and stylish. A pleasure
Comfortable and stylish. A pleasure to wear
Was this helpful? - JPJuan P.Verified BuyerReviewingFlex Low Rise Brief Sapphire BlueI recommend this productBody Type Big Butt, Big Junk, Big ThighsNormal Size Worn MSize in Other Brands MSize Bought MRated 5 out of 5 stars4 months agoI like them , that’s
I like them , that’s what I need it, they give me the support I need
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