From the M&S website:

Stain and Weatherproof finish repels water and stains and Crease Resistant material ensure they look neat all day long. With our clever Supercrease technology crease lines stay put wash after wash and grow proof hems will make them last all year, just unpick and press for an extra 3cm. Adjustable waist for a perfect fit. Made with recycled polyester and responsibly sourced viscose.

Style

Regular leg

Flat waistband with zip and hook and bar fastening

Safety Warning

Keep Away From Fire

Features

Contains Recycled Materials

At least 30% of the material in this product is recycled

Stain & Weatherproof

a durable finish that repels water and stains

Crease-resistant technology

Supercrease™

keeps creases crisp and smart, wear after wear

Hem can be unpicked and let down a further 3cm to allow for growth

An adjustable waist promises extra comfort

Composition

65% polyester, 35% viscose (exclusive of trimmings), Pocketing (pocket fabric composition) - 100% polyester

Waist : approx. 36 inches

Inside Leg : approx. 30.5 inches (enough material in the hem for the trousers to be lengthened by 1.25 inches)

Please contact me if you have any queries. 

Combined postage available on request.  International postage only through the eBay Global Shipping Programme.  I will not directly ship abroad. If you bid on this item from outside the UK, please be aware of the cost of Ebay's Global Shipping Programme.

Please note, in an effort to reduce waste, I re-use packaging whenever possible.