Visky Small and Meduim Dog Harness Pet Soft Harness &diams; XS Dimensions: Neck--6.3 inch /16 CM ; Chest-- 10.2"-12.5" / 26-32 CM ; Back Length-- 3.7" /9.5cm (Within 3.3 pounds pet) &diams; HIGH QUALITY BREATHABLE MATERIAL-- Made out of a durable lightweight mesh to allow comfortable airflow to your pet. Summer also can wear this harness. &diams; Ergonomic Design ensures Ease of Use putting on and taking off Harness. Comfortable Lightweight Mesh Lining in chest and belly. &diams; WITH A "D "RING-- Large loading capacity which greatly improves tensile strength and can connect pet leash. &diams; About Deivery : FBA (Fulfillment By Amazon) can be delivered for 1 day. FBM (Fulfillment By Merchant) normally take 7--14 business days arrived your home(except the unexpected);Feel free to contact us if necessary. Thanks.