The Quadro Pro 28" roller is built to last and made with purpose and functionality. Adventurers will love the Activeshield compartment to sperate dirty and clean items. Each roller is designed with smooth rolling spherical wheels, a polycarbonate shell, and more room than ever, allowing you to focus on traveling and less on what&';s in your luggage. ActiveShield Compartment The Activeshield compartment keeps dirty or wet clothing separated for vapor, odor, and dirt protection. The fully cleanable compartment is built from recycled auto glass and uses an exclusive Polygiene anti-microbial technology to inhibit the growth of odor-causing bacteria. Durable Polycarbonate Shell Premium polycarbonate shell with a matte-finish, scratch-resistant texture to protect your valuable contents. Smooth-Rolling Spherical Wheels Four-wheel, spherical design for silky smooth rolling, maximum mobility, and durability. ActiveShield compartment keeps dirty or wet clothing and gear separated for vapor, odor and dirt protection Fully removable and cleanable compartment is built from recycled auto glass and uses an exclusive Polygiene anti-microbial technology to inhibit the growth of odor-causing bacteria Proprietary Quadro spherical 4-wheel system provides smooth multi-directional rolling Premium polycarbonate shell with matte-finish, scratch-resistant texture to protect valuable contents 1.5"/ 38mm expandable volume Integrated TSA approved zipper combination lock Exterior mounted handle rails to minimize impact on interior capacity Lightweight multi-stage trolley handle with flush-molded button design Fuzion zippers by YKKA(R) with woven-in teeth provide 5X the abrasion resistance over the traditional sewn-in teeth in a low-profile design Large internal mesh zippered pockets and compression panels Molded grab handles on top and sides for easy handling Integrated AirTag holder to easily track your luggage Specifications Ideal Fit For Anyone Activity Adventure Travel Product Dimensions 28in H x 18in L x 11.5in W Weight 11.7lbs Volume 88L Main Body Access Panel Closure Type Zipper Materials External Material 100% Polycarbonate Pack Body High-Impact Polycarbonate Lining 40% Post-Consumer Recycled 135D Polyester with C0 DWR: Designed without PFAS Suspension Polycarbonate and HDPE