Drum Dyed Bio-degradable Leather Jumper breastplate with soft leather padded wither band and center point, 38mm wide elasticated shoulder bands for extra comfort with adjustable quick fastening.

Saddle connector straps on both sides,  long adjustable girth link strap with roller buckle with extra keepers and fastening to girth with a quick snap hook.
A quick detachable and adjustable running martingale with elastic in the middle to provide extra room for head movement while riding. Stainless steel fittings.

These items solve every nagging problem such as slipping keepers, not enough keepers or a lack of padding where needed.