Referee Whistle Cover. Specifications: Type: Other New and - PVC Plastic Whistles Finger Grip Whistle Cushioned Mouth Grip Made of High-impact PVC Plastic Environmental Material, Non-toxic Harmless and Smooth to the Touch, No Rough Edges Cushioned Mouth Grip Soccer Referee Whistle 20 Pcs Referee Whistle Cover . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.