Product Name: Crayon for Livestock Estrus Detection Animal Marking Pen Model NO.: Crayon 01 Type: Cow Application: Animals/Livestock Size: Small Life Cycle: <10 Years Age: New Living Environment: Temperate Zone Trademark: Hornta Transport Package: Paper Box Specification: 60g/piece 24pieces/carton 432pieces/Paper box Origin: China HS Code: 9609900000 Product Description Applicable: Dairy cow,Pig,Sheep and so onUse: Detect estrusof animalsSpecifications: 60g / piece 24 pieces / carton 432pieces/Paper boxColors: red, orange, green, blueInstruction: Draw a long mark on the tail of the animal. After the animal is mounted by the other animals, the mark on the back will be rubbed, Through the color change to judge whether the animal is in estrusFeatures:Be made of high-quality raw materials, bright colour, smooth writing.Lipstick rotationtype, breakage avoided: Rotary open, easy to use, hands won't be dyed, avoid breaking waste.Our customer Service:1.Reply you inquiry in 24Hrs.2.Feedback of complaint in 24Hrs.3.OEM/ODM are welcomed.4.Short delivery time.5. We can process products according to customers' drawing or requirement.