All measurements are in inches and reflect body measurements. If you are in between sizes, size up for comfort.
Got questions? Email us at info@freeflyapparel.com.
Men
Women
Toddler
Youth
Alpha Sizes
Numeric Sizes
Chest
Waist
Hip
Sleeve
S
30–31
36–38
30–32
34–37
32–33
M
32–33
38–40
32–34
37–39
33–34
L
34–35
41–43
35–37
40–42
34–35
XL
36–38
44–46
38–40
43–45
35–36
XXL
40
47–49
41–43
46–48
36–37
3XL
50–52
44–46
49–51
36–37
Alpha Sizes
Numeric Sizes
Bust
Waist
Hip
XS
0–2
32–33
25–26
35–36
S
4–6
34–35
27–28
37–38
M
8–10
36–37
29–30
39–40
L
12–14
38 1/2–40
31 1/2–33
41 1/2–43
XL
16
41 1/2–43
34 1/2–36
44 1/2–46
XXL
44 1/2–46
37 1/2–39
47 1/2–49
US Size
Height (IN)
Weight (LB)
2T
33–36
27–30
3T
36–39
30–34
4T
39–42
34–38
5T
42–44
38–44
US Size
Height (IN)
Weight (LB)
XS/6–7
45–48
45–50
S/8–9
49–52
51–65
M/10–12
53–57
66–80
L/13–14
58–62
81–95
XL/15–16
63–66
96–110
*Learn how to find your true waist below.
Please find inseam length on specific product detail page.
Ready for a top drawer refresh? Our Bamboo Motion Boxer Brief is here to replace all your old pairs with an insanely soft, four-way stretch design. Outfitted with natural odor-resistance, they’ll keep you feeling fresh all day long. They’ve been racking up five-star reviews ever since we first launched them, and here’s what the people are saying: “So good, I ended up ordering another batch of six.” “Hands down, the most durable and comfortable boxers I’ve found.” “Feel great from the moment you put them on till you take them off after a long day.” Sold? Us too.
One Size Doesn't Fit All
All measurements are in inches and reflect body measurements. If you are in between sizes, size up for comfort.
Got questions? Email us at info@freeflyapparel.com.
Men
Women
Toddler
Youth
Alpha Sizes
Numeric Sizes
Chest
Waist
Hip
Sleeve
S
30–31
36–38
30–32
34–37
32–33
M
32–33
38–40
32–34
37–39
33–34
L
34–35
41–43
35–37
40–42
34–35
XL
36–38
44–46
38–40
43–45
35–36
XXL
40
47–49
41–43
46–48
36–37
3XL
50–52
44–46
49–51
36–37
Alpha Sizes
Numeric Sizes
Bust
Waist
Hip
XS
0–2
32–33
25–26
35–36
S
4–6
34–35
27–28
37–38
M
8–10
36–37
29–30
39–40
L
12–14
38 1/2–40
31 1/2–33
41 1/2–43
XL
16
41 1/2–43
34 1/2–36
44 1/2–46
XXL
44 1/2–46
37 1/2–39
47 1/2–49
US Size
Height (IN)
Weight (LB)
2T
33–36
27–30
3T
36–39
30–34
4T
39–42
34–38
5T
42–44
38–44
US Size
Height (IN)
Weight (LB)
XS/6–7
45–48
45–50
S/8–9
49–52
51–65
M/10–12
53–57
66–80
L/13–14
58–62
81–95
XL/15–16
63–66
96–110
*Learn how to find your true waist below.
Please find inseam length on specific product detail page.
Use the guide below with a fabric tape measure to find your measurements.
CHEST
Measure circumference from the widest part around chest, about 1” down from armpit.
SLEEVE
With arm slightly bent, measure from center back neck to shoulder, down arm to wrist bone.
TRUE WAIST
Measure around your natural waist, narrowest part of your torso.
HIP
Measure around the fullest part of your hips.
BUST
Measure circumference from the widest part around chest, about 1" down from armpit.
TRUE WAIST
Measure around your natural waist, narrowest part of your torso.
HIP
Measure around the fullest part of your hips.
Free Returns & Exchanges
If you try it and it doesn't fit, no problem. Returns and exchanges are free and easy.
Learn More
UPF 50+ Sun Protection
Quick-Dry
4-Way Stretch
Made of Viscose from Bamboo
Materials & Care
Material Description: Ultra-soft, stretch knit
Material Contents: 68% Viscose from Bamboo / 29% Polyester / 3% Spandex
Fabric Weight (GSM): 180
Features
• Lightweight design doesn’t weigh you down
• UPF 50+ offers serious sun protection
• 4-way stretch gives you freedom of movement
• Plush elastic waistband moves with you
• Flat seams won’t dig in
• Articulated front pouch with functional fly
Size & Fit
Elastic waistband
Relaxed fit
Shipping & Returns
Free standard shipping on all orders $150+
Free 30-day returns and 60-day exchanges on U.S. orders for unwashed, unworn items.
Final sale styles are not eligible for return or exchange.
Send gifts wrapped by adding on gift wrap at cart. We also offer free gift messaging.
My honest opinion, these are the best I’ve ever worn! They don’t ride, not distracting, and extremely comfortable! Take 1 for a test spin, guaranteed you’ll be back to buy more and replace everything in your wardrobe!
What is your height? 6'1-6'3
What is your weight? 200-220
What size did you purchase? L
For what activity do you recommend this product? Casual Wear, Yoga, Fishing, Hiking, Work
Andrew E.
Verified Buyer
Rated 5 out of 5 stars
2 days ago
Reviewing
Men's Bamboo Motion Boxer Brief - Black Black / XXL
The. Best. Boxers.
So comfortable. Great wicking properties. And they seem to get more comfy with every wear and wash.
What is your height? 6'1-6'3
What is your weight? 240-260
What size did you purchase? XXL
For what activity do you recommend this product? Casual Wear, Travel, Work, Hiking, Fishing
David C.
Verified Buyer
Rated 5 out of 5 stars
3 weeks ago
Reviewing
Men's Bamboo Motion Boxer Brief - Slate Blue Slate Blue / M
Boxer Brief
Very comfortable material.
What is your height? 5'10-6'0
What is your weight? 160-180
What size did you purchase? M
For what activity do you recommend this product? Hiking, Travel, Casual Wear
Josh M.
Verified Buyer
Rated 5 out of 5 stars
3 weeks ago
Reviewing
Men's Bamboo Motion Boxer Brief - Black Black / M
Comfort where it matters
Very comfortable.
What is your height? 6'1-6'3
What is your weight? 160-180
What size did you purchase? M
For what activity do you recommend this product? Casual Wear
Zachary B.
Verified Buyer
Rated 5 out of 5 stars
1 month ago
Reviewing
Men's Bamboo Motion Boxer Brief - Black Black / L
Simply The Best.
Fantastic purchase - immediately ordered more after wearing these. True to size, very comfortable and breathable. Do your boys a favor and buy a few pairs.
What is your height? 5'10-6'0
What is your weight? 160-180
What size did you purchase? L
For what activity do you recommend this product? Work, Fishing, Casual Wear
Heather B.
Verified Buyer
Rated 1 out of 5 stars
1 month ago
Reviewing
Men's Bamboo Motion Boxer Brief - Slate Slate / L
Have not received order
I ordered on Nov. 27th. Today is Dec 29th and I still have not received my order. Terribly disappointing!!! Do not recommend this seller.
What is your height? 5'0 and under
What is your weight? Under 120
What size did you purchase? L
Joe H.
Verified Buyer
Rated 5 out of 5 stars
1 month ago
Reviewing
Men's Bamboo Motion Boxer Brief - Slate Blue Slate Blue / XL
Comfortable Briefs
True to size and comfortable.
What is your height? 5'7-5'9
What is your weight? 180-200
What size did you purchase? XL
For what activity do you recommend this product? Casual Wear, Running, Hiking, Work, Travel
Karl K.
Verified Buyer
Rated 4 out of 5 stars
1 month ago
Reviewing
Men's Bamboo Motion Boxer Brief - Black Black / XL
Elastic band
Elastic band fails on before the body of the boxer wears out.
What is your height? 6'1-6'3
What is your weight? 200-220
What size did you purchase? XL
For what activity do you recommend this product? Casual Wear, Hiking, Fishing, Work, Travel
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One Size Doesn't Fit All
All measurements are in inches and reflect body measurements. If you are in between sizes, size up for comfort.
Got questions? Email us at info@freeflyapparel.com.
Men
Women
Toddler
Youth
Alpha Sizes
Numeric Sizes
Chest
Waist
Hip
Sleeve
S
30–31
36–38
30–32
34–37
32–33
M
32–33
38–40
32–34
37–39
33–34
L
34–35
41–43
35–37
40–42
34–35
XL
36–38
44–46
38–40
43–45
35–36
XXL
40
47–49
41–43
46–48
36–37
3XL
50–52
44–46
49–51
36–37
Alpha Sizes
Numeric Sizes
Bust
Waist
Hip
XS
0–2
32–33
25–26
35–36
S
4–6
34–35
27–28
37–38
M
8–10
36–37
29–30
39–40
L
12–14
38 1/2–40
31 1/2–33
41 1/2–43
XL
16
41 1/2–43
34 1/2–36
44 1/2–46
XXL
44 1/2–46
37 1/2–39
47 1/2–49
US Size
Height (IN)
Weight (LB)
2T
33–36
27–30
3T
36–39
30–34
4T
39–42
34–38
5T
42–44
38–44
US Size
Height (IN)
Weight (LB)
XS/6–7
45–48
45–50
S/8–9
49–52
51–65
M/10–12
53–57
66–80
L/13–14
58–62
81–95
XL/15–16
63–66
96–110
*Learn how to find your true waist below.
Please find inseam length on specific product detail page.