Trixie Cavo Dog Leash Trixie Cavo Dog Leash – A round, nylon dog lead with a loop handle for holding and trigger clip for attachment. Made of nylon that is rounded. It is an especially strong dog leash available in two sizes and 9 different colour combinations. These leads are particularly tough and also resilient. Colours available in: – Black/Graphite, – Black, – Red, – Flamingo/Fuchsia, – Fuchsia/Graphite, – Ocean/Graphite, – Indigo/Royal Blue, – Mocca/Caramel, – Forest/Apple.