si-defier

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Join us in celebrating the style that was historically made popular by some of the most talented athletes nearly two decades ago. Originally worn exclusively by the championship doubles team at the 2000 French Open, the Si-Defier was part of the innovative 7.0 system.

Available in multiple color ways for men and women.

Scroll down to learn more

SHOP THE Si-DEFIER COLLECTION

Learn the si-defier history
from the design team

Shop Men's

Shop Women's

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Join us in celebrating the style that was historically made popular by some of the most talented athletes nearly two decades ago. Originally worn exclusively by the championship doubles team at the 2000 French Open, the Si-Defier was part of the innovative 7.0 system.

Available in multiple color ways for men and women.

Scroll down to learn more

SHOP THE Si-DEFIER COLLECTION

Learn the si-defier history
from the design team

Shop Men's

Shop Women's

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Join us in celebrating the style that was historically made popular by some of the most talented athletes nearly two decades ago. Originally worn exclusively by the championship doubles team at the 2000 French Open, the Si-Defier was part of the innovative 7.0 system.

Available in multiple color ways for men and women.

Scroll down to learn more

SHOP THE Si-DEFIER COLLECTION

Learn the si-defier history from the design team

Shop Men's

Shop Women's

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Join us in celebrating the style that was historically made popular by some of the most talented athletes nearly two decades ago. Originally worn exclusively by the championship doubles team at the 2000 French Open, the Si-Defier was part of the innovative 7.0 system.

Available in multiple color ways for men and women.

Scroll down to learn more

SHOP Si-DEFIER COLLECTION

Learn the si-defier history
from the design team

Shop Men's

Shop Women's

MENS SHOES
US SIZE	EUR SIZE	Length (cm)
5	37.7	23
5.5	38	23.5
6	38.5	24
6.5	39	24.5
7	39.5	25
7.5	40	25.5
8	41	26
8.5	41.5	26.5
9	42	27
9.5	42.5	27.5
10	43	28
10.5	44	28.5
11	44.5	29
11.5	45	29.5
12	46	30
12.5	46.5	30.5
13	47	31
14	49	32
15	50	32.5

MEN'S APPAREL
SIZE	CHEST	WAIST	HIPS	SLEVE LENGTH	LENGTH (PANTS)	LENGTH (SHORTS)
S	38"-40”	34"-36"	37"-39”	25, 8"	32"	6, 7"
M	40"-42”	36"-39"	39"-41”	26, 6"	32, 3"	6, 9"
L	42"-44”	39"-41"	41"-43”	27, 4"	32, 7"	7, 1"
XL	44"-46”	41"-43"	43"-45”	27, 4"	33"	7, 3"
XXL	46"-48"	43"-45"	45"-47"	28, 9"	33, 5"	7, 3"

WOMENS SHOES
US SIZE	EUR SIZE	Length (cm)
4.5	35	21.5
5	35.5	22
5.5	36	22.5
6	37	23
6.5	37.5	23.5
7	38	24
7.5	39	24.5
8	39.5	25
8.5	40	25.5
9	41	26
9.5	41.5	26.5
10	42	27
10.5	42.5	27.5
11	43	28
12	44.5	29

WOMEN'S APPAREL
SIZE	CHEST	WAIST	HIPS	SLEVE LENGTH	LENGTH (PANTS)	LENGTH (SHORTS)
XS	31"-33”	27"-29"	33"-35”	15, 5"	30, 7"	12, 6"
S	33"-35”	29"-31"	35"-37”	16, 3"	31, 1"	13"
M	35"-37”	31"-33"	37"-39”	16, 9"	31, 5"	13, 4"
L	37"-39”	33"-35"	39"-41”	17, 5"	31, 9"	13, 8"
XL	39"-41"	35"-37"	41"-43"	18.1"	32, 3"	14.2"

VARSITY SHOES
US SIZE	EUR SIZE	Length (cm)
1	32.5	20
1.5	33	20.25
2	33.5	20.5
2.5	34	21
3	35	21.5
3.5	35.5	22
4	36	22.5
4.5	37	23
5	37.5	23.5
5.5	38	24
6	39	24.5
6.6	39.5	25
7	40	25.5

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier history
from the design team

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier history
from the design team

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier history from the design team

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier history
from the design team

Size Chart

Size Chart

TODDLERS & LITTLE KIDS SHOES
US SIZE	EUR SIZE	Length (cm)
1	17	9.5
3	18.5	10.5
4	19.5	11.5
4.5	20	12
5	21	12.5
5.5	21.5	12.75
6	22	13
6.5	23	13.5
7	23.5	14
7.5	24	14.5
8	25	15
8.5	25.5	15.25
9	26	15.5
9.5	27	16
10	27.5	16.5
10.5	28	17
11	28.5	17.5
11.5	29	17.75
12	29.5	17.5
12.5	30	18
13	31	18.5
13.5	32	19

PERFORMANCE TENNIS HERITAGEWITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier historyfrom the design team

PERFORMANCE TENNIS HERITAGEWITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier historyfrom the design team

PERFORMANCE TENNIS HERITAGEWITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier history from the design team

PERFORMANCE TENNIS HERITAGEWITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier historyfrom the design team

Size Chart

Size Chart

WHAT'S YOUR EMAIL?

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier history
from the design team

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier history
from the design team

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

PERFORMANCE TENNIS HERITAGE
WITH THE REISSUE OF THE SI-DEFIER 7.0

Learn the si-defier history
from the design team