Tunnel Sizing

One Size
76-102 cm
30-40 in
Small     *Refer to diagram below
Minimum Maximum
Length 74 cm
29 in
84 cm
33 in
Width 40 cm
16 in
56 cm
22 in
Medium    *Refer to diagram below
  Minimum Maximum
Length 79 cm
31 in
91 cm
36 in
Width 40 cm
16 in
56 cm
22 in
Large   *Refer to diagram below
  Minimum Maximum
Length 86 cm
34 in
99 cm
39 in
Width 43 cm
17 in
56 cm
22 in