TRACTION CERVICAL STANDARD DISCARD UNIV Constructed of tri-laminate tricot, foam and cotton duck material for security and stretch resistance Hook-and-loop closures for easy application Vertical pulls have metalD-rings for attachment to traction cord One size fits most Deluxe Head Halter: Constructed of tri-laminate tricot, foam and cotton duck material for security and stretch-resistance, hook and loop closures for easy application, vertical pulls have metal D-rings for attachment to traction cord. Universal. Unit: EA