Top 8 Boys Underwear Size 12 – Boys’ Athletic Underwear

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1. Under Armour

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Ultra Blue, Under Armour boys 4 Pack Set Boxer Briefs, Medium US

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Under Armour #ad - 4 per pack. 4-way stretch fabrication allows greater mobility in any direction. A slimmer, more athletic cut with superior performance fabric. Moisture transport system wicks sweat and dries quickly.
BrandUnder Armour #ad
ManufacturerUnder Armour #ad
Part Number2527X67019-41-PC-410-YMD
Model2527X67019-41-PC

2. B.U.M. Equipment

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B.U.M. Equipment Boys’ Underwear – 6 Pack Performance Boxer Briefs Size: 8-18, Size 12/14, Black/Red/Multi

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B.U.M. Equipment #ad - Officially licensed b. U. M. Equipment: boys’ performance boxer Briefs; Modernizing the styling for the needs of today’s customer and combining that with the legendary heritage feeling, B. U. M. Moisture wicking: boys' athletic performance boxer briefs wick moisture to keep you dry during intense workouts, hockey, practices, basketball, football, lacrosse, and games; Boys’ compression shorts boxer briefs are ideal for soccer, baseball, and running.

Multipack value: for one great price, your boy will get 6 pairs of high quality microfiber performance boxer briefs underwear. Contour pouch: performance boxer briefs with a contour pouch designed for added support; He’ll be able to take his performance to the next level in these compression underwear and comfortably keep everything in place and help prevent chafing.

Remains committed to its roots. Performance stretch: quick dry athletic boxer briefs underwear for boys' have a stay put design so they won't ride up; Stretch fabric offers a full range of motion for peak performance.
BrandB.U.M. Equipment #ad
ManufacturerB.U.M. Equipment #ad
Height2 Inches
Length2 Inches
Weight0.1 Pounds
Width2 Inches

3. adidas

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Scarlet/Grey/Black, adidas Kids-Boy's Performance Midway / Long Boxer Briefs Underwear 3-Pack, Medium

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adidas #ad - No-ride-up construction. All-purpose, do-anything underwear. Plus-soft tagless waistband and super smooth stitching. Midway mid-thigh fit. Soft, stretchy, quick-drying material.
Brandadidas #ad
Manufactureradidas #ad
Height0.7 Inches
Length5 Inches
Width5 Inches
Part Number977898-030-Medium
Model977898
Warrantylifetime

4. Russell Athletic

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Assorted, X-Large, Russell Athletic Boys' FreshForce Odor Protection-Performance Boxer Brief

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Russell Athletic #ad - Features intellifresh built in odor protection. Mesh zone venting in the fly and gusset to provide enhanced ventilation. Premium softness, great for all day wear. Performance stretch provides comfort and support while retaining shape. Dri-power technology wicks sweat from your body to keep you cool and dry.
BrandRussell Athletic #ad
ManufacturerRussell Athletic #ad
Part NumberRAP4EL3
ModelRAP4EL3

5. B.U.M. Equipment

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Size 12-14, Black & Black, B.U.M. Equipment Boys’ Underwear – 4 Pack Long Leg Athletic Compression Boxer Briefs Size: 8-18

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B.U.M. Equipment #ad - Officially licensed b. U. M. Performance stretch: quick dry athletic boxer briefs underwear for boys' have a stay put design and a longer leg so they won't ride up; Stretch fabric offers a full range of motion for peak performance.

Equipment: boys’ long leg performance Boxer Briefs; Modernizing the styling for the needs of today’s customer and combining that with the legendary heritage feeling, B. U. M. Remains committed to its roots. Multipack value: for one great price, your boy will get 4 pairs of high quality microfiber performance boxer briefs underwear. Contour pouch: performance boxer briefs with a contour pouch designed for added support; He’ll be able to take his performance to the next level in these compression underwear and comfortably keep everything in place and help prevent chafing.

Moisture wicking: boys' long leg athletic performance boxer briefs wick moisture to keep you dry during intense workouts, baseball, lacrosse, basketball, practices, and games; Boys’ compression shorts boxer briefs are ideal for soccer, hockey, football, and running.
BrandB.U.M. Equipment #ad
Height1 Inches
Length10 Inches
Width6 Inches

6. B.U.M. Equipment

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Blue/Black/Pattern, B.U.M. Equipment Boys’ Underwear – 3 Pack Performance Boxer Briefs Size: 8-18, Size 12-14

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B.U.M. Equipment #ad - Multipack value: for one great price, your boy will get 3 pairs of high quality microfiber performance boxer briefs underwear. Officially licensed b. U. M. Contour pouch: performance boxer briefs with a contour pouch designed for added support; He’ll be able to take his performance to the next level in these compression underwear and comfortably keep everything in place and help prevent chafing.

Remains committed to its roots. Performance stretch: quick dry athletic boxer briefs underwear for boys' have a stay put design so they won't ride up; Stretch fabric offers a full range of motion for peak performance. Moisture wicking: boys' athletic performance boxer briefs wick moisture to keep you dry during intense workouts, hockey, basketball, practices, football, baseball, lacrosse, and games; Boys’ compression shorts boxer briefs are ideal for soccer, and running.

Equipment: boys’ performance boxer Briefs; Modernizing the styling for the needs of today’s customer and combining that with the legendary heritage feeling, B. U. M.
BrandB.U.M. Equipment #ad
Height2 Inches
Length2 Inches
Weight0.4 Pounds
Width2 Inches

7. Black Bear

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Black Bear Boys’ Underwear – 4 Pack Performance Compression Boxer Briefs 4-18, Black, Size 12-14, Navy, Light Blue, Red

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Black Bear #ad - Supportive pouch: performance boxer briefs with a contour support pouch to keep you cool and comfortable. Easy care: machine wash; Tumble Dry; Please see the product description for additional information.

Performance stretch: compression shorts for boys have a stay put design so they won't ride up; Stretch fabric offers a full range of motion for peak performance. Moisture control: boys’ athletic performance compression boxer briefs wick moisture to keep your little boy dry during intense workouts, practices, and games. High quality: this boys’ athletic underwear multipack is made of super comfortable, moisture wicking fabric; with great colors to choose from, your little boy will love this underwear bundle.
BrandBlack Bear #ad
Height6 Inches
Length8 Inches
Width1 Inches
Part Number43225-15045

8. Black Bear

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Black Bear Boys Performance Dry-Fit Compression Long Boxer Brief 8 Pack, Camo/Solids, Size Large 12/14'

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Black Bear #ad - Soft touch and tagless boxer briefs provides a comfortable compression fit allowing for a full range of motion that is ideal for active boys. These long leg boxer briefs underwear have high quality and comfortable fabric perfect for practice and workouts. Easy care; machine wash, tumble Dry; Please Reference the Product Description for More Details. Performance underwear for young boys have a comfortable waistband doesn’t dig in and a comfort pouch for ultimate support. Moisture wicking technology wicks away moist and dries quickly to keep your boy cool and dry.
BrandBlack Bear #ad
Height3 Inches
Length10 Inches
Width6 Inches