Size Guide

Universal Size Guide

Use our master size charts below to find your perfect fit across our clothing and footwear collections. All measurements are provided as standard industry guidelines.

1. Men's Formal Shirts (Collar Sizing)

Formal dress shirts are measured primarily by the neck circumference.

  • S (Small): Collar 14.5" - 15" (37cm - 38cm) | To Fit Chest 36" - 38"
  • M (Medium): Collar 15.5" - 16" (39cm - 41cm) | To Fit Chest 39" - 41"
  • L (Large): Collar 16.5" - 17" (42cm - 43cm) | To Fit Chest 42" - 44"
  • XL (X-Large): Collar 17.5" - 18" (44cm - 46cm) | To Fit Chest 45" - 47"
  • 2XL (XX-Large): Collar 18.5" - 19" (47cm - 48cm) | To Fit Chest 48" - 50"
  • 3XL (3X-Large): Collar 19.5" - 20" (50cm - 51cm) | To Fit Chest 51" - 53"
  • 4XL (4X-Large): Collar 20.5" - 21" (52cm - 53.5cm) | To Fit Chest 54" - 56"

1b. Men's Suit Jackets, Blazers & Waistcoats

Tailored jackets and waistcoats are sized primarily by chest circumference in inches.

  • 36" Jacket (Small / EU 46): To Fit Chest 36" (91.5cm)
  • 38" Jacket (Small - Medium / EU 48): To Fit Chest 38" (96.5cm)
  • 40" Jacket (Medium / EU 50): To Fit Chest 40" (101.5cm)
  • 42" Jacket (Large / EU 52): To Fit Chest 42" (106.5cm)
  • 44" Jacket (Large - X-Large / EU 54): To Fit Chest 44" (111.5cm)
  • 46" Jacket (X-Large / EU 56): To Fit Chest 46" (117cm)
  • 48" Jacket (XX-Large / EU 58): To Fit Chest 48" (122cm)
  • 50" Jacket (3X-Large / EU 60): To Fit Chest 50" (127cm)
  • 52" Jacket (4X-Large / EU 62): To Fit Chest 52" (132cm)

Jacket Fitting Lengths

Most premium tailoring brands offer different jacket lengths based on your height:

  • Short (S): Ideal for heights up to 5'7" (170cm)
  • Regular (R): Ideal for heights from 5'8" to 6'0" (173cm - 183cm)
  • Long (L): Ideal for heights 6'1" and over (185cm+)

2. Men's Pullovers, Knitwear & Casual Shirts

For jumpers, casual shirts, t-shirts, and coats measured by chest size.

  • S (Small): To Fit Chest 36" - 38" (91.5cm - 96.5cm)
  • M (Medium): To Fit Chest 39" - 41" (99cm - 104cm)
  • L (Large): To Fit Chest 42" - 44" (106.5cm - 112cm)
  • XL (X-Large): To Fit Chest 45" - 47" (114.5cm - 119.5cm)
  • 2XL (XX-Large): To Fit Chest 48" - 50" (122cm - 127cm)
  • 3XL (3X-Large): To Fit Chest 51" - 53" (129.5cm - 134.5cm)
  • 4XL (4X-Large): To Fit Chest 54" - 56" (137cm - 142cm)

3. Men's Trousers, Chinos & Jeans

Trouser sizing is determined by your waist circumference and your inside leg length.

Waist Sizing

  • 30" Waist: 76cm (Alpha Size: Small)
  • 32" Waist: 81.5cm (Alpha Size: Medium)
  • 34" Waist: 86.5cm (Alpha Size: Medium - Large)
  • 36" Waist: 91.5cm (Alpha Size: Large)
  • 38" Waist: 96.5cm (Alpha Size: X-Large)
  • 40" Waist: 101.5cm (Alpha Size: XX-Large)
  • 42" Waist: 106.5cm (Alpha Size: 3X-Large)
  • 44" Waist: 111.5cm (Alpha Size: 4X-Large)

Inside Leg Length

  • Short (S): 30" Inside Leg (76cm)
  • Regular (R): 32" Inside Leg (81.5cm)
  • Long (L): 34" Inside Leg (86.5cm)

4. Women's Blouses & Tops

Standard conversions for women's tops and tailored items.

  • UK 8 (XS): To Fit Bust 32" (81cm)
  • UK 10 (S): To Fit Bust 34" (86cm)
  • UK 12 (M): To Fit Bust 36" (91cm)
  • UK 14 (L): To Fit Bust 38" (97cm)
  • UK 16 (XL): To Fit Bust 40" (102cm)
  • UK 18 (2XL): To Fit Bust 42" (107cm)
  • UK 20 (3XL): To Fit Bust 44" (112cm)

5. Women's Skirts & Trousers

Sizing guidelines for waist and hip fits.

  • UK 8: Waist 25" (63.5cm) | Hips 35" (89cm)
  • UK 10: Waist 27" (68.5cm) | Hips 37" (94cm)
  • UK 12: Waist 29" (73.5cm) | Hips 39" (99cm)
  • UK 14: Waist 31" (78.5cm) | Hips 41" (104cm)
  • UK 16: Waist 33" (84cm) | Hips 43" (109cm)
  • UK 18: Waist 36" (91.5cm) | Hips 46" (117cm)
  • UK 20: Waist 39" (99cm) | Hips 49" (124.5cm)

6. Footwear Size Guide

Shoe sizes can vary slightly by brand, but these charts show standard conversions.

Men's Shoes

  • UK 6: EU 39-40 | US 7 | Foot Length approx. 24.5cm
  • UK 7: EU 41 | US 8 | Foot Length approx. 25.4cm
  • UK 8: EU 42 | US 9 | Foot Length approx. 26.3cm
  • UK 9: EU 43 | US 10 | Foot Length approx. 27.2cm
  • UK 10: EU 44-44.5 | US 11 | Foot Length approx. 28.0cm
  • UK 11: EU 45-46 | US 12 | Foot Length approx. 28.8cm
  • UK 12: EU 47 | US 13 | Foot Length approx. 29.6cm

Swallow Knitwear RHO V-Neck Design Sweater

$97.00

Swallow Knitwear RHO V-Neck Design Sweater  – Classic Irish Design with Modern Contrast Panel Front

Elevate your smart-casual wardrobe with the Swallow Knitwear Men’s V-Neck Sweater in RHO, a standout piece combining traditional Irish knitwear craftsmanship with a modern edge. Featuring a distinctive contrast front panel in navy and royal blue, this timeless men’s wool blend sweater brings style, comfort, and heritage together in perfect harmony.

Crafted in Ireland using a premium 50% wool and 50% acrylic blend, this men’s V-neck pullover offers the warmth of natural fibres with the added durability and easy-care benefits of acrylic. Ideal for layering over shirts or under coats, this versatile Irish knit sweater is both cozy and breathable, making it suitable for year-round wear.

  • Traditional men’s Irish V-neck sweater with modern design

  • Made in Ireland – authentic Irish knitwear

  • Luxurious 50/50 wool acrylic blend for comfort and longevity

  • Stylish navy and blue contrast front panel for a contemporary look

  • Machine washable at 30°C – easy care for everyday wear

  • Gentle wash, cool iron, no tumble dry for best results

Whether you're dressing for the office, weekend outings, or layering up for a coastal walk, the Swallow RHO V-Neck Sweater offers a refined yet relaxed style that’s true to Irish tradition. A must-have for the modern gentleman who values classic knitwear with a contemporary touch.

Other quality Swallow garments Click Here

To keep up to date with all of our news and updates here at Hugh McElvanna Menswear please be sure to follow us on our social media channels: Facebook & Instagram