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Home » Viper Swimskins » Women's Viper X2 Swimskin
Lucy Charles-Barclay - Fastest Ironman Swimmer on the Planet

WOMEN'S VIPER X2 SWIMSKIN

Meet the reimagined, better-than-ever Viper X2 Swimskin, and wave goodbye to drag.

We weren’t satisfied with just creating the fastest, most popular swimskin on the planet, so we went back to the drawing board and upped our game. The result is the Viper X2, a swimskin that keeps everything you loved about the original—our patented IXI taping, silicone leg grippers, and premium performance fabrics—and adds a new compression zone in the lower back that provides improved core support, promotes better posture and reduces drag by eliminating bubbling of the fabric in the small of your back.

The Viper X2 Swimskin is USAT and IRONMAN legal and continues to utilize two varieties of the same premium stretch-woven textile from Italy, a hydrophobic Teflon® coating, high-tech bonded seam construction with novel hidden stitch reinforcement and a low-profile autolocking YKK zipper. It is strategically designed with a pattern and panel layout that liberates your arms while providing support where you need it. All of these little details add up to free speed on race day. For the ultimate in swimskin performance, the ROKA Viper X2 promises unmatched support, technology and comfort.

Side Leg Graphics Detail
Core Compression Detail

FRONT

02

Specialized gusset pattern through armpit

Enhances mobility and greatly reduced irritation throughout the swim.

04

ITALIAN-WOVEN TEXTILE

Bonded with a high-tech seam construction and novel hidden stitch reinforcement.

05

SILICONE LEG GRIPPER

Printed silicone leg grippers on the inside of the leg opening for a straight seam cut and no sausage leg.

Back Graphics Detail
Back Graphics Detail
06

Auto-locking YKK zipper

Premium YKK breakaway reversed #3 coil zip designprovides an easy removal exiting the swim.

08

NEW CORE COMPRESSION ZONE

An updated lower back panel provides enhanced core compression, better support and improved posture in the water. It also reduces the bubbling effect of the fabric in the small of your back to eliminate drag.

09

IXI TAPING

Our patented IXI Taping helps connect the movements of your lower body to your core and arms to increase the efficiency and power transfer of your stroke. 

10

Hydrophobic Technology

Teflon coating repels water and reduces drag and water absorption.

BACK

VIPER SWIMSKIN Size Chart

FIT TIPS

  • Swimskins should fit snugly but comfortably without inhibiting your breathing or arm movement. Fit may feel different while swimming vs. on land, so make sure to try the suit in the water. They are meant to have a tight, compression fit, like a competition pool swimming suit.
  • Note that swimskins are meant to be worn on top of a race top/bottom or race suit only for the swim portion of the race. They are very specific, high performance garments not meant to be worn alone like traditional swimwear and the suits can be see-through under certain light or when wet. Undergarments such as a tri kit or swimsuit are strongly advised.
  • Your race kit will affect the fit slightly, so please be sure to try them on and swim in them with your race kit or another suit underneath.
Select your height, then locate your suggested size based on your weight.
Select Your Height
4'11"
95 - 99 LBS
XS
100 - 104 LBS
S
105 - 109 LBS
S
110 - 114 LBS
M
5'0"
95 - 99 LBS
XS
100 - 104 LBS
XS
105 - 109 LBS
S
110 - 114 LBS
M
115 - 119 LBS
M
120 - 124 LBS
L
5'1"
95 - 99 LBS
XS
100 - 104 LBS
XS
105 - 109 LBS
XS
110 - 114 LBS
S
115 - 119 LBS
M
120 - 124 LBS
L
125 - 129 LBS
L
5'2"
95 - 99 LBS
XS
100 - 104 LBS
XS
105 - 109 LBS
S
110 - 114 LBS
S
115 - 119 LBS
M
120 - 124 LBS
M
125 - 129 LBS
L
130 - 134 LBS
L
5'3"
95 - 99 LBS
S
100 - 104 LBS
S
105 - 109 LBS
S
110 - 114 LBS
S
115 - 119 LBS
M
120 - 124 LBS
M
125 - 129 LBS
L
130 - 134 LBS
L
135 - 139 LBS
XL
5'4"
105 - 109 LBS
S
110 - 114 LBS
S
115 - 119 LBS
M
120 - 124 LBS
M
125 - 129 LBS
M
130 - 134 LBS
L
135 - 139 LBS
XL
140 - 144 LBS
XL
5'5"
105 - 109 LBS
ST
110 - 114 LBS
ST
115 - 119 LBS
ST
120 - 124 LBS
M
125 - 129 LBS
M
130 - 134 LBS
L
135 - 139 LBS
L
140 - 144 LBS
XL
145 - 149 LBS
XL
5'6"
105 - 109 LBS
ST
110 - 114 LBS
ST
115 - 119 LBS
ST
120 - 124 LBS
ST
125 - 129 LBS
M
130 - 134 LBS
L
135 - 139 LBS
L
140 - 144 LBS
XL
145 - 149 LBS
XL
5'7"
110 - 114 LBS
ST
115 - 119 LBS
ST
120 - 124 LBS
ST
125 - 129 LBS
M
130 - 134 LBS
L
135 - 139 LBS
L
140 - 144 LBS
XL
145 - 149 LBS
XL
150 - 154 LBS
XL
155 - 159 LBS
XXL
160 - 164 LBS
XXL
5'8"
110 - 114 LBS
ST
115 - 119 LBS
MT
120 - 124 LBS
MT
125 - 129 LBS
M
130 - 134 LBS
L
135 - 139 LBS
L
140 - 144 LBS
L
145 - 149 LBS
XL
150 - 154 LBS
XL
155 - 159 LBS
XXL
160 - 164 LBS
XXL
5'9"
110 - 114 LBS
MT
115 - 119 LBS
MT
120 - 124 LBS
MT
125 - 129 LBS
MT
130 - 134 LBS
MT
135 - 139 LBS
L
140 - 144 LBS
L
145 - 149 LBS
XL
150 - 154 LBS
XL
155 - 159 LBS
XL
160 - 164 LBS
XXL
165 - 169 LBS
XXL
5'10"
115 - 119 LBS
MT
120 - 124 LBS
MT
125 - 129 LBS
MT
130 - 134 LBS
MT
135 - 139 LBS
LT
140 - 144 LBS
LT
145 - 149 LBS
LT
150 - 154 LBS
XL
155 - 159 LBS
XL
160 - 164 LBS
XXL
165 - 169 LBS
XXL
5'11"
125 - 129 LBS
MT
130 - 134 LBS
LT
135 - 139 LBS
LT
140 - 144 LBS
LT
145 - 149 LBS
LT
150 - 154 LBS
LT
155 - 159 LBS
XL
160 - 164 LBS
XL
165 - 169 LBS
XXL
170 - 174 LBS
XXL
6'0"+
125 - 129 LBS
LT
130 - 134 LBS
LT
135 - 139 LBS
LT
140 - 144 LBS
LT
145 - 149 LBS
LT
150 - 154 LBS
LT
155 - 159 LBS
LT
160 - 164 LBS
XL
165 - 169 LBS
XXL
170 - 174 LBS
XXL
Select Your Height
150cm
43 - 45 KG
XS
45 - 47 KG
S
48 - 49 KG
S
50 - 52 KG
M
152cm
43 - 45 KG
XS
45 - 47 KG
XS
48 - 49 KG
S
50 - 52 KG
M
52 - 54 KG
M
54 - 56 KG
L
155cm
43 - 45 KG
XS
45 - 47 KG
XS
48 - 49 KG
XS
50 - 52 KG
S
52 - 54 KG
M
54 - 56 KG
L
57 - 59 KG
L
158cm
43 - 45 KG
XS
45 - 47 KG
XS
48 - 49 KG
S
50 - 52 KG
S
52 - 54 KG
M
54 - 56 KG
M
57 - 59 KG
L
59 - 61 KG
L
160cm
43 - 45 KG
S
45 - 47 KG
S
48 - 49 KG
S
50 - 52 KG
S
52 - 54 KG
M
54 - 56 KG
M
57 - 59 KG
L
59-61 KG
L
61-63 KG
XL
163cm
48 - 49 KG
S
50 - 52 KG
S
52 - 54 KG
M
54 - 56 KG
M
57 - 59 KG
M
59 - 61 KG
L
61 - 63 KG
XL
63 - 65 KG
XL
165cm
48 - 49 KG
ST
50 - 52 KG
ST
52 - 54 KG
ST
54 - 56 KG
M
57 - 59 KG
M
59 - 61 KG
L
61 - 63 KG
L
63 - 65 KG
XL
66 - 68 KG
XL
168cm
48 - 49 KG
ST
50 - 52 KG
ST
52 - 54 KG
ST
54 - 56 KG
ST
57 - 59 KG
M
59 - 61 KG
L
61 - 63 KG
L
63 - 65 KG
XL
66 - 68 KG
XL
170cm
50 - 52 KG
ST
52 - 54 KG
ST
54 - 56 KG
ST
57 - 59 KG
M
59 - 61 KG
L
61 - 63 KG
L
63 - 65 KG
XL
66 - 68 KG
XL
68 - 70 KG
XL
70 - 72 KG
XXL
72 - 74 KG
XXL
173cm
50 - 52 KG
ST
52 - 54 KG
MT
54 - 56 KG
MT
57 - 59 KG
M
59 - 61 KG
L
61 - 63 KG
L
63 - 65 KG
L
66 - 68 KG
XL
68 - 70 KG
XL
70 - 72 KG
XXL
72 - 74 KG
XXL
175cm
50 - 52 KG
MT
52 - 54 KG
MT
54 - 56 KG
MT
57 - 59 KG
MT
59 - 61 KG
MT
61 - 63 KG
L
63 - 65 KG
L
66 - 68 KG
XL
68 - 70 KG
XL
70 - 72 KG
XL
72 - 74 KG
XXL
75 - 77 KG
XXL
178cm
52 - 54 KG
MT
54 - 56 KG
MT
57 - 59 KG
MT
59 - 61 KG
MT
61 - 63 KG
LT
63 - 65 KG
LT
66 - 68 KG
LT
68 - 70 KG
XL
70 - 72 KG
XL
72 - 74 KG
XXL
75 - 77 KG
XXL
180cm
57 - 59 KG
MT
59 - 61 KG
LT
61 - 63 KG
LT
63 - 65 KG
LT
66 - 68 KG
LT
68 - 70 KG
LT
70 - 72 KG
XL
72 - 74 KG
XL
75 - 77 KG
XXL
77 - 79 KG
XL
183cm+
57 - 59 KG
LT
59 - 61 KG
LT
61 - 63 KG
LT
63 - 65 KG
LT
66 - 68 KG
LT
68 - 70 KG
LT
70 - 72 KG
LT
72 - 74 KG
XL
75 - 77 KG
XXL
77 - 79 KG
XXL
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