In terms of having access to the spray when you need it, keep the TSA’s travel regulations in mind.
If you frequently travel with clothing made of certain fabrics, you’ll want to confirm that the spray you choose is compatible with those clothes. If you're not sure about a particular garment, spray a small section on the inside to see if it leaves a stain before spraying the entire piece. Some sprays aren’t compatible with certain fabrics, like synthetics or silk. Tips for Buying Wrinkle-release Spray Make sure it's compatible with the fabrics you wear