19mm Custom Medium 19mm Vinyl Wristband Are Also. Waterproof, So They Can be Used for Indoor & Outdoor Events & Swimming Pools. Available in 30 Colours. All Imprints Are Printed in 1-colour Only. Custom Serial Numbering is Optional Fr80. Maximum Length of 6 Digits Contact Us for More Info. Made of Soft Vinyl Material for Extra Comfort. Waterproof, Strong, & Durable. One Size Fits All. Locking, Single-use Snap Prevents Transfer. Vibrant Colours Are Highly Visible. 1 Artwork Fee for Each Logo & Artwork & Colour Print. Minimum Quantities Apply.