Acavallo Opera Gel Tendon Boots E-Click FasteningAcavallo tendon boots made with a hypoallergenic polyurethane shell, lined with neoprene and gel. Patented quick fastening closure. The Opera tendon boots with polyurethane shell and gel classic and neoprene lining are the perfect solution for protecting your horse's limbs. Featuring a single fastening with elastic band, these boots guarantee a secure fit without compromising the horse's freedom of movement. E click technology, with its patented hook,