50pcs LED the black horse dog dog collar light

size S : width 2.5cm,length 35cm-43cm, adjustable scope 8cm

size M : width 2.5cm,length 40cm-48cm, adjustable scope 8cm

size L : width 2.5cm,length 45cm-52cm, adjustable scope 8cm

size XL : width 2.5cm,length52cm-60cm, adjustable scope 8cm

Color: blue and white classification red yellow orange green powder 7 colour