Downtown Pet Supply New Citronella No Bark Gentle Spray, Humane No Shock Collar, Stop Barking, Anti-bark with Advanced Bark Detection (Small, Medium, Large Dogs) Safe & Humane with No Shock - Super Fast Results Advanced Bark detection - Gentle Short Burst of Spray upon Repeated Barking Kit Includes: collar, spray device, citronella spray refill, battery, and training manual Adjustable collar fits small, medium, and larg dogs; Weight 6 lbs and Up; Neck size Up to 26; Collar color may vary - Red or Black Buy with Confidence: Includes a 30 day Manufacture Warranty