The housing consists of a plastic part on which are sliding rails in the two plates of the upper and lower closure aluminum black anodysé. The closure plates are secured by screws. The visual appearance is perfect. The connection seems solid. When connecting my computer to recognize the hard disk quickly enough. This product is suitable to recover data on a disk 2.5 "laptop but especially to use this hard drive as a data backup disk. Note: do not forget to remove the hard drive bracket on the computer or it will not fit in the box. Conclusion: a product that seems solid and I recommend to all.