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Designing Fun & Functional Gear for Your Favorite Pets!
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Harnesses
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Travel & On the Go
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Collar Accessories & Bandanas
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Collar Attachment Accessories
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Bandanas
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Hats & Scarves
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Clothing
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Tees, Shirts & Dresses
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Hoodies, Sweaters & Pullovers
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Jackets
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Pajamas
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Toys
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Size Charts
Every dog is one of a kind, and so is their fit. Breed and body type affect fit, so take a quick measurement before you order.Find your product below, grab a soft tape measure, and size with confidence. Questions? Reach out and we'll help you find the right fit!
Collars and Leads
Collars
| Size | Width | Length | Weight |
|---|---|---|---|
| XS | 1/2" | 6–12" | 2–5 lbs |
| S | 1/2" | 9–15" | 5–20 lbs |
| M | 5/8" | 12–18" | 15–40 lbs |
| L | 1" | 15–21" | 30–60 lbs |
| XL | 1" | 18–24" | 50–90 lbs |
Leads
| Size | Width | Length | Weight |
|---|---|---|---|
| S | 5/8" | 60" (5 ft) | 1–30 lbs |
| L | 1" | 60" (5 ft) | 30+ lbs |
Cat Collars
| Size | Width | Length | Weight |
|---|---|---|---|
| One size | 1/2" | 10–12" | 8–16 lbs |
Accessories
Bow ties
| Size | Length |
|---|---|
| Small | 4" |
| Large | 5 1/2" |
Neck Ties
| Size | Length |
|---|---|
| Small | 5" |
| Large | 9" |
Flowers
| Size | Length |
|---|---|
| Small | 3 1/4" |
| Large | 4" |
Hats
| Size | Around head | Under chin | Weight |
|---|---|---|---|
| XS | 8" | 6" | 6–12 lbs |
| S | 10" | 8" | 10–20 lbs |
| M | 12" | 10" | 20–40 lbs |
| L | 14" | 12" | 40+ lbs |
Scarves
Square (tie-on) bandanas
| Size | Dimensions |
|---|---|
| Small | 16" x 16" |
| Large | 22" x 22" |
Slide-on Bandanas
| Size | Dimensions |
|---|---|
| Small | 8" x 6" |
| Large | 11 1/2" x 7 1/2" |
Jackets
Alpha Sizing
| Size | Girth | Length | Weight |
|---|---|---|---|
| XS | 12–15" | 10" | 6–8 lbs |
| S | 16–19" | 13" | 9–17 lbs |
| M | 20–23" | 16" | 15–25 lbs |
| L | 24–27" | 19" | 25–38 lbs |
| XL | 28–31" | 22" | 35–50 lbs |
| XXL | 32–35" | 26" | 50–70 lbs |
Numeric Sizing
| Size | Girth | Length | Weight |
|---|---|---|---|
| 8 | 11–14" | 8" | 3–5 lbs |
| 10 | 12–15" | 10" | 6–8 lbs |
| 12 | 16–19" | 12" | 9–12 lbs |
| 14 | 18–21" | 14" | 13–17 lbs |
| 16 | 19–22" | 16" | 18–22 lbs |
| 18 | 20–24" | 18" | 23–27 lbs |
| 20 | 22–26" | 20" | 28–36 lbs |
| 22 | 23–28" | 22" | 37–47 lbs |
| 24 | 26–32" | 24" | 48–58 lbs |
| 26 | 28–34" | 26" | 59–71 lbs |
| 28 | 31–37" | 28" | 72–125 lbs |
| 30 | 34–40" | 30" | 85–135 lbs |
Harnesses
| Size | Girth | Weight |
|---|---|---|
| Tiny | 9–11" | 1–3 lbs |
| XXS | 11–13" | 2–6 lbs |
| XS | 13–15" | 6–10 lbs |
| S | 15–18" | 10–15 lbs |
| M | 18–21" | 15–22 lbs |
| L | 21–24" | 22–40 lbs |
| XL | 24–27" | 40–60 lbs |
| XXL | 27–31" | 55–85 lbs |
| XXXL | 32–36" | 75–100 lbs |
Shirts, Dresses, Tees
| Size | Girth | Length | Weight |
|---|---|---|---|
| XS | 13–15" | 9" | 5–10 lbs |
| S | 15–18" | 11" | 10–15 lbs |
| M | 18–21" | 14" | 12–22 lbs |
| L | 21–24" | 16" | 22–40 lbs |
| XL | 24–27" | 19" | 40–60 lbs |
| XXL | 27–31" | 22" | 55–85 lbs |
Sweaters
| Size | Girth | Length | Weight |
|---|---|---|---|
| XXS | 10–12" | 7" | 2–5 lbs |
| XS | 12–15" | 9" | 5–9 lbs |
| S | 14–17" | 11" | 8–13 lbs |
| M | 17–21" | 14" | 12–19 lbs |
| L | 20–24" | 16" | 18–28 lbs |
| XL | 23–27" | 19" | 26–40 lbs |
| XXL | 26–30" | 22" | 38–52 lbs |
Pajamas
© 2026,
Theworthydog.com.-+-+-
The Worthy Dog designs and develops fun and functional products for your favorite pets! We bring personality to dog apparel, neckwear, collar flair, and accessories, from stylish dog sweaters, cozy fleece jackets, and weather-resistant rain gear, to durable harnesses, collars, and leads. Add in our high-quality toys for dogs and cats, and we've got something for every furry friend. Guaranteed to make heads turn at the dog park!