Name: Men's Base Layer Union Suit - Classic Cotton-Poly
Brand: Carhartt
SKU: 800266-600LREG
Price: 19.80 USD
Availability: InStock

Measurements are general Carhartt sizing references (in / cm). If your measurement falls between sizes, order the larger size.

Length

Inseam (crotch to hem) — men's pant/shorts lengths.

Size	Inseam
L28	28 in (71.1 cm)
L30	30 in (76.2 cm)
L32	32 in (81.3 cm)
L34	34 in (86.4 cm)
L36	36 in (91.4 cm)

Regular

Standard fit. Chest/Waist follow the alpha Size chart. Height range below.

Fit	Height Range
Regular	5'7"–5'11" (170–180 cm)

Width

Waist circumference (numeric W) with Hip/Seat. W / M/W = width indicator (Men/Women unisex) — use the numeric W values for measurements.

Size	Waist	Hip / Seat
W28	28 in (71.1 cm)	34 in (86.4 cm)
W29	29 in (73.7 cm)	35 in (88.9 cm)
W30	30 in (76.2 cm)	36 in (91.4 cm)
W31	31 in (78.7 cm)	37 in (94.0 cm)
W32	32 in (81.3 cm)	38 in (96.5 cm)
W33	33 in (83.8 cm)	39 in (99.1 cm)
W34	34 in (86.4 cm)	40 in (101.6 cm)
W35	35 in (88.9 cm)	41 in (104.1 cm)
W36	36 in (91.4 cm)	42 in (106.7 cm)
W38	38 in (96.5 cm)	44 in (111.8 cm)
W40	40 in (101.6 cm)	46 in (116.8 cm)
W42	42 in (106.7 cm)	48 in (121.9 cm)
W44	44 in (111.8 cm)	50 in (127.0 cm)
W46	46 in (116.8 cm)	52 in (132.1 cm)
W48	48 in (121.9 cm)	54 in (137.2 cm)
W50	50 in (127.0 cm)	56 in (142.2 cm)
W52	52 in (132.1 cm)	58 in (147.3 cm)
W54	54 in (137.2 cm)	60 in (152.4 cm)

Size

Alpha clothing sizes (chest/waist). 1X/2X/3X = Big & Tall (≈ 2XL/3XL/4XL). Big = Big & Tall range (1X–6X). OS = One Size. CU / JT = style/spec codes (no standard body measurement).

Size	Chest	Waist
XXS	30–32 in (76.2–81.3 cm)	24–26 in (61.0–66.0 cm)
XS	32–34 in (81.3–86.4 cm)	26–28 in (66.0–71.1 cm)
SM	34–36 in (86.4–91.4 cm)	28–30 in (71.1–76.2 cm)
S	34–36 in (86.4–91.4 cm)	28–30 in (71.1–76.2 cm)
MED	38–40 in (96.5–101.6 cm)	32–34 in (81.3–86.4 cm)
M	38–40 in (96.5–101.6 cm)	32–34 in (81.3–86.4 cm)
LG	42–44 in (106.7–111.8 cm)	36–38 in (91.4–96.5 cm)
L	42–44 in (106.7–111.8 cm)	36–38 in (91.4–96.5 cm)
XL	46–48 in (116.8–121.9 cm)	40.5–43 in (102.9–109.2 cm)
XXL	50–52 in (127.0–132.1 cm)	45.5–48 in (115.6–121.9 cm)
2XL	50–52 in (127.0–132.1 cm)	45.5–48 in (115.6–121.9 cm)
1X	50–52 in (127.0–132.1 cm)	45.5–48 in (115.6–121.9 cm)
3XL	54–56 in (137.2–142.2 cm)	51–54 in (129.5–137.2 cm)
2X	54–56 in (137.2–142.2 cm)	51–54 in (129.5–137.2 cm)
4XL	58–60 in (147.3–152.4 cm)	58–62 in (147.3–157.5 cm)
3X	58–60 in (147.3–152.4 cm)	58–62 in (147.3–157.5 cm)
5XL	62–64 in (157.5–162.6 cm)	62–66 in (157.5–167.6 cm)
6XL	66–68 in (167.6–172.7 cm)	66–70 in (167.6–177.8 cm)

Footwear (boots/shoes):

Size (US)	Foot Length
6.5	8.0 in (20.3 cm)
7.5	9.0 in (22.9 cm)
8.5	10.0 in (25.4 cm)
9.5	11.0 in (27.9 cm)
10.5	12.0 in (30.5 cm)
11.5	13.0 in (33.0 cm)

Infant

Infant sizing by age in months.

Size	Weight	Height
Infant	7–10 lb (3.2–4.5 kg)	0–24 in (0.0–61.0 cm)
3M	10–13 lb (4.5–5.9 kg)	24–27 in (61.0–68.6 cm)
6M	13–17 lb (5.9–7.7 kg)	27–29 in (68.6–73.7 cm)
9M	13–17 lb (5.9–7.7 kg)	27–29 in (68.6–73.7 cm)
12M	17–22 lb (7.7–10.0 kg)	29–30.5 in (73.7–77.5 cm)
18M	22–25 lb (10.0–11.3 kg)	30.5–33 in (77.5–83.8 cm)
24M	25–28 lb (11.3–12.7 kg)	33–35 in (83.8–88.9 cm)

Child

Children's clothing sizes (approx. boys 4–16). Child/Youth spans roughly size 4–16 / girls 7–14.

Size	Weight	Height
4	34–44 lb (15.4–20.0 kg)	38–44 in (96.5–111.8 cm)
5	34–44 lb (15.4–20.0 kg)	38–44 in (96.5–111.8 cm)
6	45–54 lb (20.4–24.5 kg)	44.5–48.5 in (113.0–123.2 cm)
7	55–60 lb (24.9–27.2 kg)	48.5–50.5 in (123.2–128.3 cm)
8	55–74 lb (24.9–33.6 kg)	48.5–52 in (123.2–132.1 cm)
10	60–88 lb (27.2–39.9 kg)	52.5–55.5 in (133.3–141.0 cm)
12	74–88 lb (33.6–39.9 kg)	55.5–58.5 in (141.0–148.6 cm)
14	88–101 lb (39.9–45.8 kg)	58.5–61.5 in (148.6–156.2 cm)

Youth

Youth sizes (boys 8–20).

Size	Weight	Height
8	55–60 lb (24.9–27.2 kg)	48.5–52 in (123.2–132.1 cm)
10	60–74 lb (27.2–33.6 kg)	52.5–55.5 in (133.3–141.0 cm)
12	74–88 lb (33.6–39.9 kg)	55.5–58.5 in (141.0–148.6 cm)
14	88–101 lb (39.9–45.8 kg)	58.5–61.5 in (148.6–156.2 cm)
16	101–116 lb (45.8–52.6 kg)	61.5–64 in (156.2–162.6 cm)
18	117–124 lb (53.1–56.2 kg)	64–66.5 in (162.6–168.9 cm)
20	125–138 lb (56.7–62.6 kg)	66.5–69 in (168.9–175.3 cm)

Toddler

Toddler sizing (2T–5T).

Size	Weight	Height
2T	25–28 lb (11.3–12.7 kg)	33–35 in (83.8–88.9 cm)
3T	29–33 lb (13.2–15.0 kg)	35.5–38 in (90.2–96.5 cm)
4T	34–38 lb (15.4–17.2 kg)	38–41 in (96.5–104.1 cm)
5T	39–44 lb (17.7–20.0 kg)	41–44 in (104.1–111.8 cm)

YTH

YTH = Youth abbreviation. See Youth chart (boys 8–20).

Size	Weight	Height
8	55–60 lb (24.9–27.2 kg)	48.5–52 in (123.2–132.1 cm)
10	60–74 lb (27.2–33.6 kg)	52.5–55.5 in (133.3–141.0 cm)
12	74–88 lb (33.6–39.9 kg)	55.5–58.5 in (141.0–148.6 cm)
14	88–101 lb (39.9–45.8 kg)	58.5–61.5 in (148.6–156.2 cm)
16	101–116 lb (45.8–52.6 kg)	61.5–64 in (156.2–162.6 cm)
18	117–124 lb (53.1–56.2 kg)	64–66.5 in (162.6–168.9 cm)
20	125–138 lb (56.7–62.6 kg)	66.5–69 in (168.9–175.3 cm)

Tall

Fit type vs Regular. Tall adds length through body & sleeves; Short is shorter.

Fit	Height Range	Length vs Regular
TALL	5'11"–6'3" (180–191 cm)	Body & sleeve +2 in
SHORT	5'3"–5'7" (160–170 cm)	Body & sleeve −1 to −2 in

Age

Approximate average height/weight by age (years).

Age (yrs)	Weight	Height
0	7–10 lb (3.2–4.5 kg)	0–24 in (0.0–61.0 cm)
2	24–34 lb (10.9–15.4 kg)	33–37 in (83.8–94.0 cm)
4	34–44 lb (15.4–20.0 kg)	38–43 in (96.5–109.2 cm)
5	38–48 lb (17.2–21.8 kg)	41–45 in (104.1–114.3 cm)
6	44–54 lb (20.0–24.5 kg)	44–48 in (111.8–121.9 cm)
7	50–62 lb (22.7–28.1 kg)	47–51 in (119.4–129.5 cm)
8	55–74 lb (24.9–33.6 kg)	49–53 in (124.5–134.6 cm)
9	62–82 lb (28.1–37.2 kg)	51–55 in (129.5–139.7 cm)
10	68–90 lb (30.8–40.8 kg)	53–57 in (134.6–144.8 cm)
11	74–98 lb (33.6–44.5 kg)	55–60 in (139.7–152.4 cm)
12	80–108 lb (36.3–49.0 kg)	57–62 in (144.8–157.5 cm)
13	88–116 lb (39.9–52.6 kg)	59–65 in (149.9–165.1 cm)
14	96–124 lb (43.5–56.2 kg)	61–68 in (154.9–172.7 cm)
15	104–134 lb (47.2–60.8 kg)	63–70 in (160.0–177.8 cm)
16	112–144 lb (50.8–65.3 kg)	65–72 in (165.1–182.9 cm)
18	120–160 lb (54.4–72.6 kg)	66–73 in (167.6–185.4 cm)
20	125–170 lb (56.7–77.1 kg)	66–74 in (167.6–188.0 cm)
22	130–180 lb (59.0–81.6 kg)	66–74 in (167.6–188.0 cm)
24	135–190 lb (61.2–86.2 kg)	67–75 in (170.2–190.5 cm)
26	140–200 lb (63.5–90.7 kg)	67–75 in (170.2–190.5 cm)

Infant/Toddler

Combined infant (0–24M) and toddler (2T–5T) sizing.

Size	Weight	Height
Infant	7–10 lb (3.2–4.5 kg)	0–24 in (0.0–61.0 cm)
3M	10–13 lb (4.5–5.9 kg)	24–27 in (61.0–68.6 cm)
6M	13–17 lb (5.9–7.7 kg)	27–29 in (68.6–73.7 cm)
9M	13–17 lb (5.9–7.7 kg)	27–29 in (68.6–73.7 cm)
12M	17–22 lb (7.7–10.0 kg)	29–30.5 in (73.7–77.5 cm)
18M	22–25 lb (10.0–11.3 kg)	30.5–33 in (77.5–83.8 cm)
24M	25–28 lb (11.3–12.7 kg)	33–35 in (83.8–88.9 cm)

Toddler (2T–5T):

Size	Weight	Height
2T	25–28 lb (11.3–12.7 kg)	33–35 in (83.8–88.9 cm)
3T	29–33 lb (13.2–15.0 kg)	35.5–38 in (90.2–96.5 cm)
4T	34–38 lb (15.4–17.2 kg)	38–41 in (96.5–104.1 cm)
5T	39–44 lb (17.7–20.0 kg)	41–44 in (104.1–111.8 cm)

Waist

Waist size (numeric, e.g. 32W). Waist = waist measurement label. Hip/Seat = waist + 6 in.

Size	Waist	Hip / Seat
32W	32 in (81.3 cm)	38 in (96.5 cm)
34W	34 in (86.4 cm)	40 in (101.6 cm)
36W	36 in (91.4 cm)	42 in (106.7 cm)
38W	38 in (96.5 cm)	44 in (111.8 cm)
40W	40 in (101.6 cm)	46 in (116.8 cm)
42W	42 in (106.7 cm)	48 in (121.9 cm)
44W	44 in (111.8 cm)	50 in (127.0 cm)
46W	46 in (116.8 cm)	52 in (132.1 cm)
48W	48 in (121.9 cm)	54 in (137.2 cm)
50W	50 in (127.0 cm)	56 in (142.2 cm)
52W	52 in (132.1 cm)	58 in (147.3 cm)
54W	54 in (137.2 cm)	60 in (152.4 cm)

Men's Base Layer Union Suit - Classic Cotton-Poly

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