These do come up small, so 12-14... 
 
Technical stretch, stretch pull-on riding tights with 4-way stretch and excellent shape retention. Perfect for endurance, le trec, training and leisure activities. Designed with silicone horizontal grip to inner legs, featuring the Equetech logo.
 
Other features include zip pocket to thigh (large enough for a smart phone), grip hem panel, and comfort waistband. Machine washable.
 
The phone pocket is very handy, and sensible if you and your horse part company. Phones in Jacket pockets can give ribs a bit of a hard time!