Find Your Pawfect Size

Please note that our adjustable and reversible harnesses have different sizing charts. Please confirm your pup's measurements before purchasing.

Adjustable Harness Sizing Chart


Dog Adjustable Harness Size Chart Areas to Measure - Neck: Measure around the base of your dog's neck, where a collar would naturally sit. Chest: Measure the widest part of your dog's chest, just behind the front legs, wrapping fully around the torso. Adjustable Harness Size Chart. Size XXS – Neck: 8 to 11 inches (20–27 cm), Chest: 10 to 14 inches (25–35 cm). Size XS – Neck: 10 to 16 inches (26–40 cm), Chest: 14 to 19 inches (35–47 cm). Size S – Neck: 14 to 19 inches (36–47 cm), Chest: 16 to 21 inches (41–54 cm). Size M – Neck: 17 to 20 inches (43–51 cm), Chest: 18 to 25 inches (46–62 cm). Size L – Neck: 18.5 to 22 inches (47–57 cm), Chest: 22 to 33 inches (57–83 cm). Size XL – Neck: 20 to 25 inches (50–63 cm), Chest: 24 to 35 inches (60–89 cm). Size XXL – Neck: 22 to 29 inches (56–74 cm), Chest: 25 to 37 inches (64–94 cm). If you are in between sizes, choose the larger size. Email us questions at hello@sassywoof.com.

Reversible Harness Sizing Chart


Dog Reversible Harness Size Chart Areas to Measure - Neck: Measure around the base of your dog's neck, where a collar would naturally sit. Chest: Measure the widest part of your dog's chest, just behind the front legs, wrapping fully around the torso. Sizes - Size XXS – Neck: 8 -9 inches (20–23 cm), Chest: 10 to 12.5 inches (25–31 cm). Size XS – Neck: 10 to 11 inches (26–28 cm), Chest: 13 to 16.5 inches (34–42 cm). Size S – Neck: 11 to 12 inches (30–32 cm), Chest: 15 to 21 inches (39–53 cm). Size M – Neck: 13 to 14 inches (33–36 cm), Chest: 19 to 25 inches (49–64 cm). Size L – Neck: 15 to 16 inches (38–40 cm), Chest: 20 to 28 inches (52–71 cm). Size XL – Neck: 16 to 17 inches (40–43 cm), Chest: 24 to 32 inches (61–81 cm). Size XXL – Neck: 17 to 19 inches (43–48 cm), Chest: 28 to 38 inches (71–97 cm). If you are in between sizes, choose the larger size. Email us questions at hello@sassywoof.com.

Adventure Step-in Harness Sizing Chart


Dog Adventure Harness Size Chart Areas to Measure - Neck(A): Measure around the base of your dog's neck, where a collar would naturally sit. Chest(B): Measure the widest part of your dog's chest, just behind the front legs, wrapping fully around the torso. Front(C): Measure the distance between your dog’s sternum and where a collar would naturally sit. Sizes - Size XS – Neck(A): 10 to 13 inches (26–32 cm), Chest(B): 11 to 22 inches (27–55 cm), Front(C): 7 inches (19 cm). Size S – Neck(A): 12 to 18 inches (31–46 cm), Chest(B): 14 to 24 inches (36–62 cm), Front(C): 8 inches (21 cm). Size M – Neck(A): 14 to 20 inches (36–51 cm), Chest(B): 16 to 28 inches (41–71 cm), Front(C): 10 inches (25 cm). Size L – Neck(A): 16 to 24 inches (41–60 cm), Chest(B): 22 to 33 inches (56–84 cm), Front(C): 11 inches (29 cm). Size XL – Neck(A): 22 to 33 inches (56–84 cm), Chest(B): 24 to 43 inches (60–110 cm), Front(C): 12 inches (31 cm). If you are in between sizes, choose the larger size. Email us questions at hello@sassywoof.com.

Collar Sizing Chart


Dog Collar Size Chart Area to Measure - Neck: Measure around the base of your dog's neck, where a collar would naturally sit. Sizes - Size XS – Length: 7 to 9.5 inches (18-24 cm), Width: 0.39 inches (1 cm). Size S – Length: 9.5 to 13 inches (24–33 cm), Width: 0.60 inches (1.5 cm). Size M – Length: 12.6 to 19.7 inches (32–50 cm), Width: 0.78 inches (2 cm). Size L – Length: 16 to 26 inches (41–66 cm), Width: 0.98 inches (2.5 cm). If you are in between sizes, choose the larger size. Email us questions at hello@sassywoof.com.

Bandana Sizing Chart


Dog Bandana Size Chart Area to Measure - Neck: Measure around the base of your dog's neck, where a collar would naturally sit. Sizes - Size S – Fits Neck up to 13 inches (35 cm). Size M – Fits Neck up to 17 inches (45 cm). Size L – Fits Neck up to 21.5 inches (55 cm). If you are in between sizes, choose the larger size. Email us questions at hello@sassywoof.com.

Waterproof Collar Sizing Chart


Dog Waterproof Collar Size Chart Area to Measure - Neck: Measure around the base of your dog's neck, where a collar would naturally sit. Sizes - Size S – Length: 9.5 to 13 inches (24–33 cm), Width: 0.78 inches (2 cm). Size M – Length: 13 to 19 inches (33–48 cm), Width: 0.78 inches (2 cm). Size L – Length: 19 to 25.5 inches (48–64 cm), Width: 0.78 inches (2 cm). If you are in between sizes, choose the larger size. Email us questions at hello@sassywoof.com.

Cable Knit Sweater Sizing Chart


Dog Cable Knit Sweater Size Chart Areas to Measure - Neck: Measure around the base of your dog's neck, where a collar would naturally sit. Chest: Measure the widest part of your dog's chest, just behind the front legs, wrapping fully around the torso. Back: Measure from the base of the neck (between the shoulder blades) to the base of the tail. Sizes - Size S – Neck: 10 inches (25 cm), Chest: 15 inches (38 cm), Back: 9 inches (23 cm). Size M – Neck: 12 inches (30 cm), Chest: 16.5 inches (42 cm), Back: 11 inches (28 cm). Size L – Neck: 15 inches (38cm), Chest: 18.5 inches (47 cm), Back: 13 inches (33 cm). Size XL – Neck: 19 inches (48 cm), Chest: 26 inches (66 cm), Back: 17 inches (43 cm). Size XXL – Neck: 21 inches (53 cm), Chest: 31 inches (79 cm), Back: 17 inches (43 cm). If you are in between sizes, choose the larger size. Email us questions at hello@sassywoof.com.

Sassy Meow Harness Sizing Chart


Sassy Meow Cat Step-In Harness Size Chart Areas to Measure - Neck: Measure around the base of your cat's neck, where a collar would naturally sit. Chest: Measure the widest part of your cat's chest, just behind the front legs, wrapping fully around the torso. Sizes - Size XS – Neck: 9.5 to 11 inches (24–28 cm), Chest: 12 to 14.5 inches (30–37 cm). Size S – Neck: 11 to 12 inches (28–30 cm), Chest: 14.5 to 16 inches (37–41 cm). Size M – Neck: 12 to 13.5 inches (30–34 cm), Chest: 16 to 18 inches (41–46 cm). Size L – Neck: 13 to 15.5 inches (33–39 cm), Chest: 18 to 20.5 inches (46–52 cm).

Sassy Meow Collar Sizing Chart


Sassy Meow Cat Collar Size Chart Area to Measure - Neck: Measure around the base of your cat's neck, where a collar would naturally sit. Sizes - Size S – Length: 5.5 to 8 inches (14–20 cm), Width: 0.40 inches (1 cm). Size M – Length: 7.5 to 12 inches (19–30 cm), Width: 0.40 inches (1 cm). If you are in between sizes, choose the larger size. Email us questions at hello@sassywoof.com.

Still not sure what size to get your pet? Send us an email at hello@sassywoof.com. Please include your pet's neck and chest measurements and we can recommend the best size! Unsure how to measure your pet? Watch our video here!