Currently £17 on M&S's website (https://www.marksandspencer.com/school-2pk-boys-skinny-leg-trousers/p/clp60490639?color=BLACK&prevPage=srp#intid=pid_pg1pip4g4r1c1|prodflag_submsg-From%20%C2%A35.50%20per%20item).
Bought for choice but stupidly forgot to return in time. Postage charged at cost only, sent within one business day.
Retailer's description as follows:
"Set kids up for school with these practical and stylish school trousers. New and improved fit, with a skinny leg for a contemporary look. Our stain and weatherproof technologies keep them clean and dry. Crease-resistant fabric won't crumple, so they’ll look smart all day long. Adjustable hems can be unpicked and let down a further 3cm to allow for growth. Adjustable waist offers extra comfort. Made with recycled polyester and responsibly sourced viscose.
Skinny Leg Shape – a tapered leg for our most fashionable cut. Regular Fit - our classic regular fit.."