Multi-X Lycra Shorts Red - Base Layer, Mini-XXL | Optimum Sport
4.4 258 Amazon reviews- Snug base layer fit
- Breathable fabric
- Elasticated waistband
- Waist 58 to 111 cm
Sized by waist. A close, snug fit: if you are between sizes, choose the larger one. Find your size
Multi-X Lycra Shorts Red - Base Layer, Mini-XXL | Optimum Sport
- Rated 4.4 by 250+ Amazon buyers
- Base layer for training and match day
- 5 colours
- Boys' to adult XXL
- Free UK delivery over £35
- Same-day dispatch by 2pm
- Designed in Wigan since 1996
Why Multi-X
Support Where You Need It
Base layer shorts for training, match day and everything in between.

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Supportive base layer fit
A snug, close fit supports the hamstrings and thighs and helps reduce chafing.
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Breathable and durable
Hard-wearing materials that stay breathable, even in intense sessions.
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Secure waistband
An elasticated waistband keeps them locked in place as you move.
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Wear alone or underneath
On their own or under shorts and kit, for rugby, football, running, cycling and the gym.
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Match your kit
Black, Navy, Red, Royal Blue or White.
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Boys' to adult sizes
Waist sizes from 58 cm up to 111 cm, so a whole squad can match.
See It in Action
Made for training, match day and the gym.
Description
Elevate your training with the Optimum Multi-X Base Layer Shorts in Red. Designed as highly developed functional sportswear, these lightweight, quick-dry shorts are the ultimate must-have for runners, cyclists and multi-sport athletes who want a supportive, sweat-wicking base layer.
SPECIFICATIONS:
- Garment type: Base layer shorts
- Colour: Red
- Fit: Snug stretch base layer fit
- Waistband: Highly elasticated
- Fabric: Lightweight, quick-drying and breathable
- Moisture wicking: Yes — pulls sweat away from the skin
- Sizes: Mini, XXS, XS, S, M, L, XL, XXL
- Sport suitability: Running, cycling, gym training, football and rugby training
QUICK-DRY PERFORMANCE FABRIC:
Stay dry however hard you push. The moisture-wicking, quick-drying fabric pulls sweat away from the skin, making these shorts ideal for running, cycling and high-intensity training.
SUPPORTIVE BASE LAYER FIT:
Support where you need it. Worn on their own or under shorts and kit, the snug, stretch base-layer fit supports the leg muscles, hamstrings and thighs while reducing chafing during repetitive movement.
PREMIUM BREATHABILITY & DURABILITY:
Cool under pressure. Crafted from high-quality, hard-wearing materials, these shorts balance rugged durability with breathability, keeping you cool even during your most intense workouts.
SECURE FIT:
Stay locked in. A highly elasticated waistband gives a secure, snug fit that moves with your body.
VERSATILE RED DESIGN:
On and off the pitch. The bold Red colourway looks great anywhere, a versatile choice for running, cycling, gym sessions, football and rugby training, or casual rest-day wear.
Available in sizes Mini to XXL.
Can I wear these under my shorts?
Yes — the Multi-X is a base layer built to be worn on its own or under shorts and kit.
What sizes does this come in?
Sizes Mini to XXL, covering young kids up to adult players.
Additional Information
| Size |
Mini, XXS, XS, S, M, L, XL, XXL |
|---|
Returns Policy
Christmas Returns
For all purchases made through Optimum Sport between October 1st and December 31st, the standard returns window has been extended. Customers will have until January 31st to return eligible items.
Returns Policy
In the unlikely event that you are not completely satisfied with any of the products you have brought from Optimum Sport UK you may return unused and unworn goods along with all original packaging and labels within 30 days of receipt for a full refund. Please note we do not offer an exchange service items will need to be returned for a refund and reordered.
RETURNS EXCLUSIONS
The following goods may not be returned for a refund or exchange unless faulty:
- Any worn items.
- Any other items of clothing that are not in their original packaging with labels attached.
We do not cover return postage costs, unless, an error has been made on our behalf. We recommend that you use a reputable courier (e.g. Parcelforce for larger items and Royal Mail for smaller items). We cannot accept responsibility for goods lost in transit without proof of postage. Once we have received your item(s) please allow up to 10 working days for us to process your return. Refunds will be made back to the original payment method used at the time of purchase, please allow up to 3-5 working days for this to appear in your bank.
INTERNATIONAL ORDERS
The buyer is responsible for the return of the goods and cost of return postage, and in case of an exchange, the re-delivery costs.
FAULTY GOODS
For purchases under 30 days from the date of receipt, we will exchange the faulty item at our expense. On returning the items, please include proof of return cost so that we can reimburse this charge.
For purchases over 30 days from the date of receipt but less than 12 months old, please send back the faulty item to the address below, along with a covering letter stating the fault, your order number or actual date of purchase and your daytime contact telephone number. Once received we will inspect the item and repair, replace, offer a like for like replacement or return the item if we feel there has been no manufacturing fault. Any items over that period have been purchased outside of our 12 month policy cannot be accepted.
On returning the items please include proof of return cost so that if the item is found to be faulty, we can reimburse this charge.
Please return your item(s) including to:
Optimum Sport
26-28 Cinnamon Brow Business Park
Higher Ince
Makerfield Way
Ince-in-Makerfield
Wigan
WN2 2PR
Please include your full name, email address used to place the order and order number if you know this. Alternately download our returns form by clicking here
Find Your Size
Waist measurements from the Optimum shorts size guide. Choose a size to select it above.
Mini
Younger children
- Waist
- 58–66 cm
- Waist (inches)
- 24 in
€14,95
Small
- Waist
- 76–84 cm
- Waist (inches)
- 30 in
€15,95
Medium
- Waist
- 84–92 cm
- Waist (inches)
- 32 in
€15,95
Large
- Waist
- 92–99 cm
- Waist (inches)
- 34 in
€15,95
X Large
- Waist
- 99–106 cm
- Waist (inches)
- 36 in
€15,95
XX Large
- Waist
- 106–111 cm
- Waist (inches)
- 38 in
€15,95
Verified buyers
What Customers Say
Reviews from customers who bought Multi-X lycra shorts on Amazon.
Every Detail Considered
A closer look at the Multi-X shorts, plus the size guide.
Complete Your Match-Day Kit
Socks, protection and gloves to wear with your base layer.
Multi-X Shorts Questions, Answered
Which size should I choose?
Measure around your waist and use the size finder above. Sizes run from Mini (58–66 cm) to XXL (106–111 cm). They're a close, snug fit, so if you're between sizes, choose the larger one.
What do SB and LB mean?
SB is Small Boys (66–73 cm waist) and LB is Large Boys (73–76 cm). Adult sizes run from S to XXL.
Can I wear them under my shorts?
Yes. They're a base layer, made to be worn on their own or under shorts and kit.
Which colours are available?
Black, Navy, Red, Royal Blue and White.
Can I order for my whole team?
Yes. Choose the sizes you need here, or for larger squad orders use our bulk enquiry form and our team will send a quote.
How quickly will they arrive?
Orders placed by 2pm Monday to Friday are dispatched the same day. Standard UK mainland delivery is free on orders over £35 and takes 2–5 working days.
What if they don't fit?
Return them unused and unworn in their original packaging within 30 days of receipt for a full refund, then place a new order for the size you need. Orders placed between 1 October and 31 December can be returned until 31 January.








