Kung Fu Dog Pet Dog Cat Canvas Hat Sun-shading Cap with Ear Holes Only for Small Dogs With two holes at the top, breathable and comfortable. Adjustable non-elastic Strap One Size fits Most Small Dogs Very Well Made, Stiff Construction with Soft Fabric Ear distance:2.4''/6cm; Ear diameter:1.5''/4cm; Head girth:11.8''/30cm; Neck girth:8.7''/22cm