Made from 30% recycled plastic. Our recycled grey poly mailers measure 165mm x 230mm & are ideal for posting & shipping a wide range of items. These great value mailing bags are grey on the outside & black on the inside to ensure your goods are concealed & boast tear & puncture resistant qualities. The 45mu thickness ensures all your non-fragile goods are protected, whilst the recycled polythene construction & recyclable eco credentials make these grey poly mailers ideal for pack & despatch operations who are trying to be a little kinder to the environment. Featuring a peel & seal adhesive strip for a secure closure & stocked in packs of 100, our grey recycled poly mailers are the perfect low-cost postal packaging solution.