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Rubber Keyhole Briefs
- Rubber Keyhole Briefs
- Have contrasting waistband & trim
- Latex Grade 0.017" - 0.020" ,0.45mm
- Product Code: UND034
We've updated our size chart, and your standard size may have changed.
Please review the Size Guide below before ordering.
Made in Britain
As a consumer we are aware that you want to make informed decisions about the things you buy, and that it is important for you to know the provenance of those products.
Starting over 20 years ago we have remained true to our core values, these being British Design, British Manufacture and British Quality.
From this experience we’ve created an extensive range of innovative menswear latex products in different styles, colours and attributes for customers to choose from.
We’ve remained true to our roots, offering a worldwide service and continuing to make our relationship with each and every customer our main priority. We ensure our standards of service match the high standards of our products we produce.
We are proud of this fact so we have decided to mark our product pages with the Union flag logo. Leaving you safe in the knowledge that, all of our products produced by us are made here in the UK.
Size Guide
Choosing your size
We want you to shop with confidence when buying new rubber online. Our updated size chart provides consistent sizing across our entire range, with additional reference points and improved diagrams to make choosing the right size easier. For the most accurate results, use a soft measuring tape, measure yourself barefoot in your underwear, and simply review the tabs in the size chart below.
Sleeve and leg lengths are designed to fit average sizes; if you feel you may be particularly tall, short, or need further assistance, please contact our customer services team for guidance. We're ready to assist with sizing advice, alterations for taller or shorter customers, and details about our Made-to-Measure Service. If you’re unsure about your size or have specific fit requirements, please email us at [email protected] and we’ll be happy to help.
XXS
XS
S
M
L
XL
2XL
3XL
4XL
XXS
| Metric | Imperial | |
|
|---|---|---|---|
| Chest (A) | 81.5cm - 86cm | 32.25" - 34" | |
| Waist (B) | 66.5cm - 71cm | 26.25" - 28" | |
| Hips (C) | 76cm - 80cm | 30" - 31.5" | |
| Thigh (D) | 46.5cm - 49cm | 18.25" - 19.25" | |
| Bicep (E) | 25cm - 26.5cm | 10'' - 10.5" | |
| Neck Size (F) | 31.8cm - 33cm | 12.5" - 13" |
XS
| Metric | Imperial | |
|
|---|---|---|---|
| Chest (A) | 86.5cm - 91cm | 34.25" - 36" | |
| Waist (B) | 71.5cm - 76cm | 28.25" - 30" | |
| Hips (C) | 81cm - 85cm | 32" - 33.5" | |
| Thigh (D) | 49.5cm - 52cm | 19.5" - 20.5" | |
| Bicep (E) | 27cm - 28.5cm | 10.7'' - 11.25" | |
| Neck Size (F) | 34.3cm - 35.5cm | 13.5" - 14" |
S
| Metric | Imperial | |
|
|---|---|---|---|
| Chest (A) | 91.5cm - 96cm | 36.25" - 38" | |
| Waist (B) | 76.5cm - 81cm | 30.25" - 32" | |
| Hips (C) | 86cm - 90cm | 34" - 35.5" | |
| Thigh (D) | 52.5cm - 55cm | 20.75" - 21.75" | |
| Bicep (E) | 29cm - 30.5cm | 11.5'' - 12" | |
| Neck Size (F) | 36.8cm - 38cm | 14.5" - 15" |
M
| Metric | Imperial | |
|
|---|---|---|---|
| Chest (A) | 96.5cm - 101cm | 38.25" - 40" | |
| Waist (B) | 81.5cm - 86cm | 32.25" - 34" | |
| Hips (C) | 91cm - 95cm | 36" - 37.5" | |
| Thigh (D) | 55.5cm - 58cm | 21.75" - 22.75" | |
| Bicep (E) | 31cm - 32.5cm | 12.2'' - 12.75" | |
| Neck Size (F) | 39.4cm - 40.5cm | 15.5" - 16" |
L
| Metric | Imperial | |
|
|---|---|---|---|
| Chest (A) | 101.5cm - 106cm | 40.25" - 42" | |
| Waist (B) | 86.5cm - 91cm | 34.25" - 36" | |
| Hips (C) | 96cm - 100cm | 38" - 39.5" | |
| Thigh (D) | 58.5cm - 61cm | 23" - 24" | |
| Bicep (E) | 33cm - 34.5cm | 13'' - 13.5" | |
| Neck Size (F) | 42cm - 43cm | 16.5" - 17" |
XL
| Metric | Imperial | |
|
|---|---|---|---|
| Chest (A) | 106.5cm - 111cm | 42.25" - 44" | |
| Waist (B) | 91.5cm - 96cm | 36.25" - 38" | |
| Hips (C) | 101cm - 105cm | 40" - 41.5" | |
| Thigh (D) | 61.5cm - 64cm | 24.25 " - 25.25" | |
| Bicep (E) | 35cm - 36.5cm | 13.7'' - 14.25" | |
| Neck Size (F) | 44.5cm - 45.5cm | 17.5" - 18" |
2XL
| Metric | Imperial | |
|
|---|---|---|---|
| Chest (A) | 111.5cm - 116cm | 44.25" - 46" | |
| Waist (B) | 96.5cm - 101cm | 38.25" - 40" | |
| Hips (C) | 106cm - 110cm | 42" - 43.5" | |
| Thigh (D) | 64.5cm - 67cm | 25.5" - 26.5" | |
| Bicep (E) | 37cm - 38.5cm | 14.7'' - 15.25" | |
| Neck Size (F) | 47cm - 48cm | 18.5" - 19" |
3XL
| Metric | Imperial | |
|
|---|---|---|---|
| Chest (A) | 116.5cm - 121cm | 46.25" - 48" | |
| Waist (B) | 101.5cm - 106cm | 40.25" - 42" | |
| Hips (C) | 111cm - 115cm | 44" - 45.5" | |
| Thigh (D) | 67.5cm - 70cm | 26.5" - 27.5" | |
| Bicep (E) | 39cm - 40.5cm | 15.5'' - 16" | |
| Neck Size (F) | 49.5cm - 50.5cm | 19.5" - 20" |
4XL
| Metric | Imperial | |
|
|---|---|---|---|
| Chest (A) | 121.5cm - 126cm | 48.25" - 50" | |
| Waist (B) | 106.5cm - 111cm | 42.25" - 44" | |
| Hips (C) | 116cm - 120cm | 46" - 47.5" | |
| Thigh (D) | 70.5cm - 73cm | 27.75" - 28.75" | |
| Bicep (E) | 41cm - 42.5cm | 16.2'' - 16.75" | |
| Neck Size (F) | 52cm - 53cm | 20.5" - 21" |
Hoods
S
M
L
XL
S
| Metric | Imperial | |
|
|---|---|---|---|
| Forehead circumference (1) | 54.5cm - 56cm | 21.5'' - 22'' | |
| Chin to crown (3) | 60cm - 64cm | 23.5" - 25" | |
| Neck circumference (4) | 36.5cm - 38cm | 14.5'' - 15'' |
M
| Metric | Imperial | |
|
|---|---|---|---|
| Forehead circumference (1) | 57cm - 58.5cm | 22.5'' - 23'' | |
| Chin to crown (3) | 62cm - 66cm | 24.5" - 26" | |
| Neck circumference (4) | 39cm - 40.5cm | 15.5'' - 16'' |
L
| Metric | Imperial | |
|
|---|---|---|---|
| Forehead circumference (1) | 59.5cm - 61cm | 23.5'' - 24'' | |
| Chin to crown (3) | 64cm - 68cm | 25" - 26.5" | |
| Neck circumference (4) | 41.5cm - 43cm | 16.5'' - 17'' |
XL
| Metric | Imperial | |
|
|---|---|---|---|
| Forehead circumference (1) | 62cm - 63.5cm | 24.5'' - 25'' | |
| Chin to crown (3) | 65cm - 69cm | 25.5" - 27" | |
| Neck circumference (4) | 44cm - 45.5cm | 17.5'' - 18'' |
Sam Browne
Sizes
Please measure diagonally from bottom of front belt (A) over the shoulder to bottom of back belt (B). All Sam Brownes are adjustable by 7.5cm or 3" each way from the centre eyelet, so it can be made tighter or looser.
| Sizes | Length Metric | Length Imperial | |
|---|---|---|---|
| S | 120cm | 47" | |
| M | 130cm | 51" | |
| L | 140cm | 55" | |
| XL | 150cm | 59" |
Ankle & Toe Socks
Ankle Socks
Toe Socks
| Sizes | UK Shoe Size | EU Shoe Size | US Shoe Size | |
|---|---|---|---|---|
| S | 3-5.5 | 36 - 38.5 | 3.5 - 6 | |
| M | 6-8.5 | 39 - 43 | 6.5 - 9 | |
| L | 9-11.5 | 43.5 - 46 | 9.5 - 12 | |
| XL | 12-14.5 | 46.5 - 50 | 12.5 - 15 |
| Sizes | UK Shoe Size | EU Shoe Size | US Shoe Size | |
|---|---|---|---|---|
| S | 3 - 5.5 | 36 - 38.5 | 3.5 - 6 | |
| M | 6 - 8.5 | 39 - 43 | 6.5 - 9 | |
| L | 9 - 11.5 | 43.5 - 46 | 9.5 - 12 |
Stockings
S
M
L
XL
S
For best fit, choose stockings according to your shoe size. Average length from heel to thigh, 70 to 80cms
| UK Shoe Size | EU Shoe Size | US Shoe Size |
|---|---|---|
| 3 - 5.5 | 36 - 38.5 | 3.5 - 6 |
| Metric | Imperial | |
|
|---|---|---|---|
| Thigh circumference | 44cm - 54cm | 17.25" - 21.25" | |
| Calf circumference | 29cm - 39cm | 11.5" - 15.5" |
M
For best fit, choose stockings according to your shoe size. Average length from heel to thigh, 70 to 80cms
| UK Shoe Size | EU Shoe Size | US Shoe Size |
|---|---|---|
| 6 - 8.5 | 39 - 43 | 6.5 - 9 |
| Metric | Imperial | |
|
|---|---|---|---|
| Thigh circumference | 46.5cm - 56.5cm | 18.5" - 22.5" | |
| Calf circumference | 31.5cm - 41.5cm | 12.5" - 16.5" |
L
For best fit, choose stockings according to your shoe size. Average length from heel to thigh, 70 to 80cms
| UK Shoe Size | EU Shoe Size | US Shoe Size |
|---|---|---|
| 9 - 11.5 | 43.5 - 46 | 9.5 - 12 |
| Metric | Imperial | |
|
|---|---|---|---|
| Thigh circumference | 49cm - 59cm | 19.25" - 23.25" | |
| Calf circumference | 34cm - 44cm | 13.5" - 17.25" |
XL
For best fit, choose stockings according to your shoe size. Average length from heel to thigh, 70 to 80cms
| UK Shoe Size | EU Shoe Size | US Shoe Size |
|---|---|---|
| 12 - 14.5 | 46.5 - 50 | 12.5 - 15 |
| Metric | Imperial | |
|
|---|---|---|---|
| Thigh circumference | 51.5cm - 61.5cm | 20.5" - 24.25" | |
| Calf circumference | 36.5cm - 46.5cm | 14.5" - 18.5" |
Gloves
S
M
L
XL
S
| UK Glove Size |
|---|
| 7.5 |
| Metric | Imperial | |
|
|---|---|---|---|
| Palm circumference | 19cm | 7.5" | |
| Hand length | 16.5cm | 6.5" |
| Wrist length gloves (Average length 27cm) | Elbow length gloves (Average length 49cm) | Shoulder length gloves (Average length 60cm) |
|---|---|---|
|
|
|
M
| UK Glove Size |
|---|
| 8.5 |
| Metric | Imperial | |
|
|---|---|---|---|
| Palm circumference | 21.5cm | 8.5" | |
| Hand length | 18.5cm | 7.25" |
| Wrist length gloves (Average length 27cm) | Elbow length gloves (Average length 49cm) | Shoulder length gloves (Average length 60cm) |
|---|---|---|
|
|
|
|
L
| UK Glove Size |
|---|
| 9.5 |
| Metric | Imperial | |
|
|---|---|---|---|
| Palm circumference | 24cm | 9.5" | |
| Hand length | 20.5cm | 8" |
| Wrist length gloves (Average length 27cm) | Elbow length gloves (Average length 49cm) | Shoulder length gloves (Average length 60cm) |
|---|---|---|
|
|
|
|
XL
| UK Glove Size |
|---|
| 10.5 |
| Metric | Imperial | |
|
|---|---|---|---|
| Palm circumference | 26.5cm | 10.5" | |
| Hand length | 22.5cm | 8.75" |
| Wrist length gloves (Average length 27cm) | Elbow length gloves (Average length 49cm) | Shoulder length gloves (Average length 60cm) |
|---|---|---|
|
|
|
|
Industrial Elbow Length Gloves
S
M
L
XL
S
Average length - 45cm. Finger tip to opening edge
| UK Glove Size |
|---|
| 7.5 |
| Metric | Imperial | |
|
|---|---|---|---|
| Palm circumference | 22cm | 8.75" | |
| Hand length | 18cm | 7" | |
| Opening circumference | 39cm | 15.5" |
M
Average length - 45cm. Finger tip to opening edge
| UK Glove Size |
|---|
| 8.5 |
| Metric | Imperial | |
|
|---|---|---|---|
| Palm circumference | 23.5cm | 9.25" | |
| Hand length | 19cm | 7.5" | |
| Opening circumference | 40cm | 15.75" |
L
Average length - 45cm. Finger tip to opening edge
| UK Glove Size |
|---|
| 9.5 |
| Metric | Imperial | |
|
|---|---|---|---|
| Palm circumference | 25cm | 9.75" | |
| Hand length | 20cm | 7.75" | |
| Opening circumference | 42cm | 16.5" |
XL
Average length - 45cm. Finger tip to opening edge
| UK Glove Size |
|---|
| 10.5 |
| Metric | Imperial | |
|
|---|---|---|---|
| Palm circumference | 26.5cm | 10.25" | |
| Hand length | 21cm | 8.25" | |
| Opening circumference | 44cm | 17.5" |
Colour Chart
At Invincible, we stock over 40 different latex colours to
help you find the perfect shade for your garment. To assist you in making the
right choice, we offer a helpful colour guide below. Please note that colours
may appear slightly different on screen due to variations in monitor settings,
so it’s always a good idea to check the colour in person before ordering.
If you’d like to see and feel any of our colours before making a decision,
simply email us at [email protected] and we will
send you a sample by post. This ensures that you can view the exact shade and
thickness of the latex before placing your order.
