Sassari HockSmile Knee Protection is made for all outdoor sport and/or hobby lovers, to protect your knees. We made this item multi-use, as it is excellent for horse hock protection!If a bigger or smaller size is needed than Medium (circumference about 15-16" just above your knee), please mention in the "Comment" box.* Very easy on & off!* Laundry machine friendly!* One size fits most knees!* Yes, we do custom-made at NO additional charge!