Description:1. Size: S: 22X23 cm Neck diameter: 8 cm Neck circumference: 15-23 cm M: 27X27 cm Neck diameter: 9 cm Neck circumference: 20-30 cm L: 40x40 cm Neck diameter: 13.5 cm Neck: 32-45 cm2. Material: environmentally friendly PVC + short plush outer ring3. Weight: S-65g, M-105g, L-190g4. Advantages: easy to wear and direct hook and loop fastener fit, tighten yourself to adjust. Baby uses a wide field of vision without adverse reactions, does not affect eating, sleeping, drinking water.5. Function: This product plays a good protective role in pet skin diseases, beauty, surgical procedures, as well as itching during wound healing, and avoiding pets biting the wound.

http://olla.gr/inflatable-pet-collar-pet-grooming-warm-protective-wound-protection-collar-size-s-cqlq01/