Drop nosebands
Flash nosebands properly fitted
Orange rubber reins
Leg bandages for travelling
Leg bandages for x-country
String gloves
Mixing horses' feeds from 'raw'
Rugby shirt with polystyrene 'back protector' underneath (cut to size with scissors) for x-country
Velvet/fibreglass hat with no chinstrap
'String vest' sweat rugs
Jute rugs
NZ rugs
Classy wool stable/show rugs
Just one saddle per horse unless professional showing/competing
tasteful 'conservative' colours only for: numnahs, rugs, wheelbarrows, etc...
Looping a lead rope over horse's nose and through headcollar rather than spewing out on 'Dually' or similar
Application of a blade of any sort to mane/tail not being acceptable alternative to proper pulling
... getting out of bed at 3am for washing, plaiting up, travelling bandages, etc. and being ready to compete at 8.45.
Seat like superglue by age 9 from countless childhood hours of no-hands, stirrup-less lunging... oh, and use of 'neck-straps' to stay on the horse not being considered quite normal for anyone over the age of 5.
Ah, custom-made leather chaps - always wanted those as a teenager twin obsessions: riding and Frankie Goes To Hollywood 
OMG, I even remember when brown/blue jodhpurs were a novelty, and 'jean-jodhpurs' really sailed close to the wind.
However did we manage without diamante browbands, upside-down flash nose bands and hot pink KP breeches?