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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

Meyer RIO Slim Fit Pima Cotton Trouser – Style 3116-16

$163.00 $89.00

Meyer RIO Slim Fit Pima Cotton Trouser – Style 3116-16

Elevate your everyday dressing with the Meyer RIO Pima Cotton Trouser, style 3116-16 – a refined blend of modern tailoring and eco-conscious craftsmanship. Designed for the style-savvy gentleman, this slim fit trouser offers a sleek, contemporary silhouette without compromising on comfort. Its sporty yet sophisticated look makes it perfect for smart-casual occasions, weekend plans, or dressing down the blazer.

Whether you're heading to the office or a weekend getaway, the Meyer RIO slim trouser is your go-to for versatile, stylish menswear with a conscience. Tailored to Meyer’s exacting standards, the RIO trouser features discreet detailing and clean lines that embody understated elegance. These trousers act as a highly dependable foundation piece for the modern wardrobe, moving easily across long daytime business hours and changing evening social celebrations.

Sustainable Pima Bio Cotton and Micro-Stretch Performance

Made from 98% organic Pima bio cotton and 2% elastane, this lightweight, breathable fabric delivers exceptional softness and durability – ideal for year-round wear. The premium bio cotton fibres feel incredibly soft against the skin, while the breathable, soft-touch fabric makes them ideal for all-day wear. The integrated touch of elastane provides an essential micro-stretch that mirrors your natural movements while maintaining pristine shape retention.

Built for busy lifestyles, this high-performance luxury blend naturally resists deep wrinkling and holds its colour depth beautifully over extended seasonal rotations. The advanced textile structure allows air to circulate freely across the skin, keeping you cool and dry during hot commutes or active weekends. With a nod to sustainability, every pair is crafted in Europe using ethical practices and environmentally responsible materials, ensuring a premium finish inside and out.

Slim Fit Tapered Architecture and Technical Utility Details

Engineered with a modern slim fit for a sharp, tapered silhouette, these trousers cleanly map the contour of the lower body without limiting physical mobility. The classic flat-front design with tailored details creates a completely streamlined appearance across the waistline, removing unnecessary bulk for a polished look under lightweight outerwear or tucked-in casual knitwear.

Every detail has been carefully considered to ensure an authentic European finish. The clean pocket entry lines offer practical everyday utility for keeping your essentials close at hand, while the robust waist architecture features precise perimeter stitching to handle constant wear effortlessly. This combination of structural strength and modern design makes this piece a reliable favorite for any style-conscious professional.

Key Product Features

Our premium Meyer slim fit trousers are engineered with precise material, technical, and structural attributes to ensure a premium finish:

  • Official Style Identification: Designated under the formal Meyer collection as the RIO Slim Fit Pima Cotton Trouser, Style No. 3116-16.

  • Premium Textile Composition: Crafted from a specialized blend of 98% organic bio Pima cotton and 2% elastane for optimal stretch.

  • Modern Tapered Architecture: Engineered with a sharp slim fit outline that creates a contemporary, lean silhouette across the leg.

  • Classic Flat-Front Design: Patterned with an immaculate flat front and refined details to support a sleek, bulk-free waist presentation.

  • Ethical European Sourcing: Produced responsibly in Europe utilizing sustainable sourcing and ethical environmental manufacturing practices.

  • Multi-Occasion Versatility: Perfectly structured to anchor smart-casual ensembles, corporate office looks, or relaxed weekend styles.

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

Sophisticated Smart-Casual Styling Advice

The clean aesthetics and contemporary lines of this official Meyer RIO slim fit trouser make it remarkably simple to coordinate across your seasonal timeline. For an executive smart-casual appearance, pair these tapered cotton trousers with a crisp tailored shirt, a dark brown leather belt, and matching leather brogues or monk-strap dress shoes.

For an effortless weekend layout, combine the slim-fit trousers with a high-quality polo shirt or a fine-knit crew-neck jumper and minimal white leather trainers. If you are dressing down a sharp formal blazer, secure the trouser buttons cleanly and choose a complementary silk pocket square to achieve a beautifully balanced presentation.