Antibacterial fibres increase safety and reduces irritation to nose, mouth and chin. Lightweight mesh wicks away moisture and allows air circulation around cheeks. Universal size with unrestricted flexibility. Re-usable: Prolen Siltex retains its antibacterial properties for 20 washes. Hand wash and air dry with no tumble dry. Individually bagged. Non-medical. Conforms to Oeko-Tex Standard 100, ISO 9001, AQAP 2120.Decoration InformationCan be Transfer Printed, HTV Printed, Printable Media. Whilst these products can be printed with a vast array of HTV and printable medias, we recommend the following products:RF015 - Universal HTV at 130 degrees for 5 secondsMT107/MT117 - 123 HTC for 120 degrees for 8 secondsRF025 - Universal Printable Media at 130 degrees for 5 secondsThe Magic Touch wow transfer paper or Tone on light colours. At higher temperatures we have noticed heat warping and marks where the transfer has been pressed.