• Available in 3/4" and 1"
• Bungee loop for expansion
  
• Available in multiple colors
  
• Genuine E-Collar Technologies

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Genuine replacement biothane collars from E-Collar Technologies.  These collars include a bungee loop to allow for expansion during heavy breathing or barking. These collars are 33" long and can be trimmed to length. Available in 3/4" and 1" widths.

RX-050, RX-070 and RX-090 receivers accept 3/4" collars.
RX-120 receivers accept 1" collars.