S - 2.5cm. 35-40cm: Beagle, Corgi, Pug, Border Terrier. L - 2.5cm. 45-52cm: Dalmatian, Retriever, Rottweiler, Airedale Terrier. Ideal for solo outings at night. Versatile Lighting Modes: Choose between Constant On, Strobe, or Flashing with an easy-to-use switch.
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