1.Fabric type Nylon 2.Care instructions Machine Wash 3.Origin Imported 4.Country of Origin China 5.HI VIS FOR SECURITY: Our gear provides you 360°visibility to make sure you can been seen even under conditions of poor light.When the headlight falls on these silver straps of the vest,strong reflectivity will be there to protect you from accidents. 6.Elastic & Adjustable: These harness vests are all highly elastic and each has 4 adjustable buckles to make sure it fits great over different sizes from adults to .Shoulder to waist - 13' to 21',waist circumference - 27' to 40'. 7. Material: Designed with top quality Nylon fabric,this running vest allows maximum flexibility.With hard plastic,the belt buckles and strap adjusters are built to last. 8.Easy to Fold & Carry: Compared to vests,these 10 pack neon yellow gear are more protable and space-saving.While easy to fold, it is also convinient to carry whenever you need it on the jobsite or any other outdoor events.