"Perfection is achieved, not when there is nothing more to add, but when there is nothing left to take away.” Italian high-gauge compression weave throughout. Supports the legs without ever feeling tight. Scientifically proven to help increase sustained power output in zone two.

Model is 5' 9" and 135lbs wearing a size S
Shop the Silhouette

Shop the Silhouette

Ultra Bib Shorts
Ultra Bib Shorts
Rule 28
$164.50
Womens One Aero Jersey
Womens One Aero Jersey
Rule 28
$235.00
Aero - Ish Socks
Aero - Ish Socks
Rule 28
$22.00

Shop the Silhouette

Ultra Bib Shorts
Ultra Bib Shorts
Rule 28
$164.50
Womens One Aero Jersey
Womens One Aero Jersey
Rule 28
$235.00
Aero - Ish Socks
Aero - Ish Socks
Rule 28
$22.00

Shop the Silhouette

Ultra Bib Shorts
Ultra Bib Shorts
Rule 28
$164.50
Womens One Aero Jersey
Womens One Aero Jersey
Rule 28
$235.00
Aero - Ish Socks
Aero - Ish Socks
Rule 28
$22.00
Minimal seams, minimal panels, reinforced flatlock stitching, and laser-cut leg openings. No irritation on five+ hour rides.
Elastic Interface Performance Road Chamois – their top of the range pad. 14 mm multi-density, carbon-thread top sheet.
For the longest, hardest days when comfort decides whether you finish strong or just finish.
Usage

Built for riders looking for the highest performance level possible. Minimal seams, high performance fabrics that maximise comfort and aid in performance through your hardest rides.

Technology

Fabric
High compression fabrics that are scientifically proven to aid in power production in zone 1 and zone 2


Features

Chamois
Elastic Interface's top of the range chamois. Multi density, highly breathable pad for all day comfort.

Lazer cut panels
removes the need for leg grippers, reducing areas of potential discomfort.

Composition & Care

Machine wash cold (30° max)

Do not bleach

Don not store damp

Do not tumble dry

Do not dry-clean

Warranty

All pieces carry a one-year manufacturing warranty from date of purchase. This covers defects in materials, workmanship, and construction faults. Thsi does not extend to normal wear and tear, or improper care. This warranty only applies only to purchases made directly through our site.

For any claim, reply to your order confirmation email or write to info@rule28.com with your order number and clear photos. We’ll handle it the same day.

Crash Replacement

If the worst happens and your kit is damaged beyond repair in a crash, send us clear photos of the damage along with your original order details.

We’ll sort a discounted replacement the same day we receive them. Like-for-like where possible.

This sits alongside the standard one-year manufacturing warranty and doesn’t cover normal wear or misuse.

Just email info@rule28.com — we’ve got your back when the road doesn’t.

Womens Ultra Bib Shorts

$164.50 USD
$235.00 USD $164.50 USD
Sale Sold out
Taxes included. Shipping calculated at checkout.
Size Size Guide

Performance

Core Elite

Temperature

°C °F
-10 °C 0 °C 15 °C +30 °C
Breathability
3/5
Duration
5/5

Need Help?

Check out our FAQ first for answers.
Still need assistance?
Our support team is here to help.
Reach out through our contact form.

Shipping & Returns

Returns are accepted within 14 days of delivery. Items must be unworn and in their original packaging.

View full details

"Perfection is achieved, not when there is nothing more to add, but when there is nothing left to take away.” Italian high-gauge compression weave throughout. Supports the legs without ever feeling tight. Scientifically proven to help increase sustained power output in zone two.

Model is 5' 9" and 135lbs wearing a size S
Shop the Silhouette

Shop the Silhouette

Ultra Bib Shorts
Ultra Bib Shorts
Rule 28
$164.50
Womens One Aero Jersey
Womens One Aero Jersey
Rule 28
$235.00
Aero - Ish Socks
Aero - Ish Socks
Rule 28
$22.00

Shop the Silhouette

Ultra Bib Shorts
Ultra Bib Shorts
Rule 28
$164.50
Womens One Aero Jersey
Womens One Aero Jersey
Rule 28
$235.00
Aero - Ish Socks
Aero - Ish Socks
Rule 28
$22.00

Shop the Silhouette

Ultra Bib Shorts
Ultra Bib Shorts
Rule 28
$164.50
Womens One Aero Jersey
Womens One Aero Jersey
Rule 28
$235.00
Aero - Ish Socks
Aero - Ish Socks
Rule 28
$22.00
Minimal seams, minimal panels, reinforced flatlock stitching, and laser-cut leg openings. No irritation on five+ hour rides.
Elastic Interface Performance Road Chamois – their top of the range pad. 14 mm multi-density, carbon-thread top sheet.
For the longest, hardest days when comfort decides whether you finish strong or just finish.
Usage

Built for riders looking for the highest performance level possible. Minimal seams, high performance fabrics that maximise comfort and aid in performance through your hardest rides.

Technology

Fabric
High compression fabrics that are scientifically proven to aid in power production in zone 1 and zone 2


Features

Chamois
Elastic Interface's top of the range chamois. Multi density, highly breathable pad for all day comfort.

Lazer cut panels
removes the need for leg grippers, reducing areas of potential discomfort.

Composition & Care

Machine wash cold (30° max)

Do not bleach

Don not store damp

Do not tumble dry

Do not dry-clean

Warranty

All pieces carry a one-year manufacturing warranty from date of purchase. This covers defects in materials, workmanship, and construction faults. Thsi does not extend to normal wear and tear, or improper care. This warranty only applies only to purchases made directly through our site.

For any claim, reply to your order confirmation email or write to info@rule28.com with your order number and clear photos. We’ll handle it the same day.

Crash Replacement

If the worst happens and your kit is damaged beyond repair in a crash, send us clear photos of the damage along with your original order details.

We’ll sort a discounted replacement the same day we receive them. Like-for-like where possible.

This sits alongside the standard one-year manufacturing warranty and doesn’t cover normal wear or misuse.

Just email info@rule28.com — we’ve got your back when the road doesn’t.

Size Guide

Bibs run long in length but will compress during the ride to become slightly shorter. Compression fabrics mean these bibs should feel slightly tighter than your standard bib shorts.

Your Body Measurements

CM IN
Size Chart
Size
Chest
Waist
Hips
XXS
76-80
<53
82-86
XS
81-85
63-68
87-91
S
86-90
69-73
92-96
M
91-95
74-78
97-101
L
96-100
79-83
102-106
Body measurement guide

How to Get Your Measurements

1

Chest

With your arms relaxed by your sides, measure the broadest area of your chest, just beneath your underarms.
2

Waist

Measure around the slimmest part of your waist.
3

Hips

Stand naturally with feet shoulder-width apart and wrap the tape around the widest point of your hips.