"Our market-leading Evaglide breakaway 1:4 250cm Roman Blind includes a unique and exclusive breakaway system, you can choose from 1:1 fast lift or 1:4 heavy lift mechanisms - both come with child safe breakaway control & click 'N' Lock cord rolls as standard. Our set size blinds are perfect for any project and come pre-made ready to be fitted for ease and speed. It's worth remembering that our set size blinds can be trimmed down to fit your exact size windows using our cutting service. "