Light Green Premium Cotton Trouser WoolOvers UK Suits Slim Dark Green Trousers Racing Green Soft Fern Green Cotton Twill Wide Leg Trousers USA Robins Jeans Robin's Jeans Long Flap Tie Dye Green Winner Grailed Reebok by Pyer Moss Green Cotton Trousers Reebok. The Robin Trousers are the perfect pyjama style pants: stylish, flattering and comfortable as any other. They have an elastic waistband for a more comfortable fit. Handmade in our atelier with the beautiful green Costume fabric from Liberty Fabrics, 100% cotton. Please read in detail the measurements of each size below, in case of doubt between two sizes we advise you to choose the smaller one.