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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

Forge OBAN Black Stretch Jeans

£35.99 £25.00

Forge OBAN Black Stretch Jeans

Upgrade your everyday denim collection with the premium Forge OBAN black stretch jeans. These versatile trousers combine classic styling with modern textile innovation to deliver an exceptional casual look. Crafted with meticulous attention to detail, they offer a reliable foundation for any contemporary wardrobe.

The distinctive washed finish gives these jeans a modern edge that transitions smoothly from daytime activities to evening social events. Featuring subtle fading and whiskering across the hips and thighs, they provide a premium, lived-in aesthetic right from the first wear. Whether you pair them with a basic t-shirt or a structured casual shirt, they keep you looking perfectly sharp.

Engineered Stretch for All-Day Physical Comfort

We understand that modern gentlemen require apparel that fully supports absolute mobility without any restriction. The Forge OBAN jeans are woven from a high-performance cotton blend infused with high-quality stretch fibres. This advanced performance stretch fabric weave moves naturally with your body, ensuring total ease during long journeys or busy weekend routines.

Built for continuous seasonal wear, the robust fabric successfully retains its structural shape and resists unwanted sagging at the knees. The soft-touch interior minimizes skin friction, providing an incredibly comfortable feel throughout high-frequency wear. This unique combination of durability and flexibility makes them a fuss-free solution for your daily wardrobe rotation.

Classic Five-Pocket Architecture and Quality Finishing

The defining characteristic of these luxury casual jeans is their traditional five-pocket configuration. This optimized layout offers ample space for safely securing your daily essentials, such as your mobile phone, wallet, and keys. Reinforced rivet detailing at key stress areas ensures long-lasting durability, keeping the seams secure wash after wash.

The jeans are anchored by a sturdy metal button closure and a smooth, heavy-duty fly mechanism. Clean tonal stitching defines the perimeter of the pockets and legs, creating a sleek, organised presentation. With their regular waist rise and accommodating straight-to-slim leg drape, they flatter your physique while maintaining a completely relaxed vibe.

Key Product Specifications

Our premium Forge denim trousers are engineered with precise material, technical, and structural attributes to ensure an immaculate finish:

  • Official Style Identification: Designated under the signature casual denim range as the Forge OBAN Black Jean.

  • Premium Comfort Blend: Crafted from a high-quality cotton fabric blend enhanced with flexible stretch properties for maximum physical mobility.

  • Washed Black-Grey Palette: Finished with a specialized wash technique that creates natural-looking tonal contrast, whiskering, and multi-dimensional depth.

  • Classic Five-Pocket Layout: Features traditional scoop front pockets, a handy coin pocket, and two beautifully aligned rear patch pockets.

  • Durable Heavy Hardware: Outfitted with a secure branded waist button, metal rivets, and a high-grade zipper fly track.

  • County Armagh Heritage: Supplied by Hugh McElvanna Menswear, proudly outfitting local gentlemen with elite-tier apparel and traditional tailoring since 1970.

Sophisticated Casual Denim Styling Advice

The versatile faded black tone of these official Forge OBAN stretch jeans makes them incredibly simple to style throughout the year. For a clean, smart-casual weekend look, pair these jeans with a crisp white long-sleeve shirt and a pair of minimalist white leather trainers.

For a more rugged, outdoor appearance, match them with a rich olive or navy zipped fleece jumper and sturdy leather boots. If the weather cools down, layer a lightweight puffer jacket over the top to remain completely warm while maintaining a sleek, bulk-free silhouette.