Derby Originals Stainless Steel English Saddle Stirrup Irons Traditional fillis style English stirrup irons with textured rubber pads. Textured white rubber pads are replaceable and provide additional grip power. Fits most English stirrup leathers. Sizing measurements: Adult 4 3/4", Youth 4-1/4", and Kids Small: 4" One of Derby Originals best selling stirrup irons.