Gusset Width Reference (Girls 2-20)

Standard Brief Coverage

(Underwear, basic bottoms)

Size Range	Width (cm)	Width (inches)
2–4	4.5–5.0 cm	1.77–1.97 in
6–8	5.0–5.5 cm	1.97–2.17 in
10–12	5.5–6.0 cm	2.17–2.36 in
14–16	6.0–6.5 cm	2.36–2.56 in
18–20	6.5–7.0 cm	2.56–2.76 in

Dance / Athletic Brief Coverage

(Leotards, skating, gymnastics, swim team)

More width is used to prevent ride-up under extreme movement.

Size Range	Width (cm)	Width (inches)
2–4	5.0–5.5 cm	1.97–2.17 in
6–8	5.5–6.0 cm	2.17–2.36 in
10–12	6.0–6.5 cm	2.36–2.56 in
14–16	6.5–7.0 cm	2.56–2.76 in
18–20	7.0–7.5 cm	2.76–2.95 in