The Hi-Fi collection is also fitted with smooth rolling, shock absorbing suspension wheels to reduce surface impact and noise. Lightweight Shock-absorbing Wheels Washable lining Double Tube Pull Handle Introducing Hi-Fi, our sleek, ultra lightweight polypropylene case. All sizes come with a featured, removable hand washable interior and lowered cross ribbons. The hidden Expandability function guarantees a maximum of packing space without compromising on style. Designed for practical travelers with an eye for detail, the colour matching, water repellent PU coated zipper keeps rain at bay.