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Size Guides

Ensuring the perfect fit is essential for your horse’s comfort, freedom of movement, and protection against rubbing or slipping. At The Big Horse Shop, we understand that not all horses fit standard rug sizes, which is why we’ve designed rugs specifically for both heavy horses and light to medium-weight breeds.

Our Horse Rug Fit Guide will help you determine the best fit for your horse, whether they have a broad chest and deep barrel or a more light-medium build. With unique size charts tailored to different body shapes, our rugs offer superior coverage and a secure, non-restrictive fit.

You can find the size chart for each product under the 'Size Chart' tab on the product page, so there’s no need to refer back to this guide. If you need further assistance, our team is always happy to help visit our Contact Us page to get in touch.

Important Information About Sizing & Exchanges

To ensure you can return / exchange your item/s if needed, we recommend trying them on over a clean, thin sheet. This helps prevent any dirt, hair, or odours that could affect eligibility for a return or exchange. Items that have been worn or soiled cannot be returned or exchanged should you later feel the size isn't a good fit on your horse.

Rugs and neck covers

How to measure for the best fitting horse rug:

  1. Use a fabric tape measure or twine for precision.
  2. Start at the center of the chest, where the rug would fasten.
  3. Measure along the side of the body, following the curve of the shoulder, in a straight line to the furthest point of the hindquarters - not all the way to the tail. We recommend placing a broom behind your horse's hind and measuring to that point.
  4. For the most accurate results, measure in centimeters and take the measurement 2-3 times.

Broad Fit

Perfect for medium+, heavy horses / ponies, and draft breeds with deep barrels, broad chests, big shoulders, thick muscular necks and voluptuous apple-bottoms.

Rug Size Body Length (cm) Body Length (Inch)
5'6168 cm66"
5'9175 cm69"
6'0183 cm72"
6'3190 cm75"
6'6199 cm78"
6'9206 cm81"
7'0216 cm84"
7'3221 cm87"
7'6230 cm90"
7'9238 cm93"
8'0244 cm96"

For customers with Iberian Horse's, you may need a larger size than this guide suggests. Typically these breeds require Large or Extra Large depending on how muscular their neck is.

All of our neck covers have a longer cut, this is so your horse is fully covered and protected whilst grazing. When your horse's head is down grazing it extends a further 10 - 15cm naturally. When trying on our neck covers, we recommend putting something on the ground to simulate grazing, this is when you will see if the length is right for your horse.

Rug Size Neck Cover Size
5'6Small
5'9 - 6'3Medium
6'6 - 7'0Hunter or Large
7'0 - 7'3Large
7'3 - 7'6Large or Extra Large
7'9 - 8'0Extra Large

Regular Fit

Perfect for light - medium horses and ponies

Rug Size Body Length (cm) Body Length (Inch)
5'9175 cm69"
6'0183 cm72"
6'3190 cm75"
6'6199 cm78"
6'9206 cm81"
7'0216 cm84"
7'3221 cm87"
7'6230 cm90"
Rug Size Neck Cover Size
5'9 - 6'0Medium
6'3 - 6'9Large
7'0 - 7'6Extra Large

Exercise Sheets

Rug Size Exercise Sheet Size Size
5'6 - 6'0Small
6'3 - 6'6Medium
6'9 - 7'0Large
7'3 - 8'0Extra Large

Boots and legwear

Rubber Bell Boots

How to Fit:

  • Overreach Boots should fit snugly around the pastern and cover the bulbs of the heel, providing protection from overreaching injuries.
  • A correctly fitted boot will allow you to slide a finger around the pastern, but not much more.
  • The boot should have a ground clearance of 1cm at the back of the boot.

Please Note:

  • Circumferences are taken from the inside of the boot.
A (Top circumference) B (Bottom Circumference) C (Boot Height)
36cm 59cm 12cm

Overreach Boots

Boot Size A (Top Circumference) B (Bottom Circumference) C (Boot Height)
2XL 27cm 48cm 13.5cm
3XL 31cm 52cm 13.5cm
4XL 35cm 57cm 13.5cm
5XL 38cm 60cm 13.5cm

Brushing Boots

How to Fit:

  • The boot should cover the fetlock without extending beyond it.
  • The top should sit just below the knee, and the fit should be snug but not tight, allow one finger between the boot and leg.
Horse Height A (Boot Height) B (Boot Width) Boot Size
13.2 - 14.2hh 21cm 36cm Draft 1
14.3 - 15.3hh 24cm 38cm Draft 2
16 - 17.2hh 28cm 42cm Draft 3
17.2 - 18hh+ 32cm 44cm Draft 4

Travel Boots

Our travel boots are designed specifically for horses and ponies with thick cannon bones and feathered legs.

Horse Height A (Front Legs) B (Hind Legs) Boot Size
13.2 - 14.2 hh 52cm 58cm Draft 1
14.3 - 15.3hh 60cm 64cm Draft 2
16 - 17.2hh 68cm 70cm Draft 3
17.2 - 18hh+ 76cm 76cm Draft 4

Leg Wraps

Size A (Height) B (Width)
M/L 14cm 34cm
XL 18cm 38cm

Accessories

Headcollar

Size A (Over Head) B (Noseband)
Cob 95 - 115cm 60 - 75cm
Maxi Cob 102 - 119cm 71 - 82cm
Full 110 - 126cm 73 - 88cm
Extra Full 112 - 130cm 75 - 92cm
XFull Draft 120 - 136cm 78 - 96cm
XXFull Draft 124 - 142cm 86 - 100cm

Fly Mask

Size A B C
Cob 72cm 114cm 72cm
Full 76cm 114cm 72cm
Extra Full 82cm 122cm 76cm
Draft 90cm 130cm 82cm

Fly Veil

Head Collar Size Fly Veil Size
Cob - Full Full
Extra Full Extra Full
XFull Draft - XXFull Draft Draft

GP Saddle Pad

Size A (Depth) B (Width)
Full 53cm 56cm
Extra Full 57cm 60cm

Dressage Saddle Pad

Size A (Depth) B (Width)
Full 56cm 56cm
Extra Full 61cm 60cm

Clothing

Size UK EU US AUS
Extra Small 8 - 10 36 - 38 4 - 6 8 - 10
Small 10 - 12 38 - 40 6 - 8 10 - 12
Medium 12 - 14 40 - 42 8 - 10 12 - 14
Large 14 - 16 42 - 44 10 - 12 14 - 16
Extra Large 16 - 18 44 - 46 12 - 14 16 - 18
2X Large 18 - 20 46 - 48 14 - 16 18 - 20
3X Large 20 - 22 48 - 50 16 - 18 20 - 22

Tops

Size Bust (cm) Waist (cm)
Extra Small 85 71
Small 93 79
Medium 101 87
Large 109 95
Extra Large 117 103
2X Large 125 111

Bottoms

Size Waist (cm) Hip (cm) Leg Length (cm)
Extra Small 59 69 81
Small 64 74 82
Medium 69 79 83
Large 74 84 84
Extra Large 79 89 85
2X Large 84 94 86