Big Dogs,
Sunny Days!
Cloud-soft orthopedic beds, unbreakable hardware, and ultra-breathable apparel engineered specifically for deep barrel chests, heavy paws, and joyful zoomies.
Shop By Big Dog Category
Flagship Atelier Capsule
Sunny Best Seller
2XL – 6XL
Summer Yellow Flower Shirt
Whisper Japanese crêpe cotton with double sternum ease gussets.
BrotherCatDog Collab
3XL – 6XL
Pineapple Hawaiian Shirt
Tropical breathable viscose cut high on tummy for clean park strolls.
Native Collection
2XL – 5XL
Native Pattern Hoodie
Fleece-lined brushed French terry for cool mountain morning walkies.
Dual Lead D-Ring
40 – 160 lbs
Pomegranate Harness
Distributes chest pull away from neck tracheas with aircraft buckles.
The Sunny Vibe Moodboard
How 60 to 140-pound pups lounge, stroll, and chase afternoon sunbeams in breathable Boulder-crafted comfort.
The Sunny Garden Rest
Gus the Bernese • 115 lbs • Boulder Patio
Crêpe Gauze Texture
Alpine Breezy Linen & Cotton
Double-washed organic crêpe keeps gentle giants 4.2 degrees cooler during high-noon patio dates. Elasticated belly line prevents soil splatter during joyful park trots.
Sternum Arch Cut
Specially sculpted neckline relieves tension across giant shoulder blades without throat choking.
Tailored High Tummy
Contoured hemline stops fabric drag and keeps bathroom stops completely clean and carefree.
Gentle Giant Perks & Sunny Guarantees
Big dog parenthood should be joyful and painless. We back every shirt, harness, and bed with our Boulder concierge perks.
800+ lbs Pull Force
Solid aircraft alloy buckles and military-grade webbing that won't snap under sudden lunges.
Cloud Foam Relief
Medical-grade orthopedic memory foam cushions hip dysplasia and heavy elbow calluses.
Machine Washable
Heavy-duty water-repellent fabrics with reinforced YKK zips. Mud and fur slide right off.
Snout-to-Tail Fit
Free 1st size exchange for your big dog. If it doesn't fit like a dream, we'll swap it free.
Join The Sunny
Giant Club.
Get secret first access to limited resort capsules, complimentary size calibrations, and 15% off your gentle giant's debut sunny outfit.
Pup Belly Rub Station
Sunny Happy Big Dogs Wall
"Finally clothing designed for a true Great Dane frame! The chest gussets eliminate all choking and pulling. Absolutely gorgeous craftsmanship."
Jody M.
Great Dane • 142 lbs (6XL)"Boulder atelier team customer support is top tier. The deep chest tailoring is perfect for broad muscle frames, zero armpit pinching."
Andrea B.
Bullmastiff • 135 lbs (5XL Broad)"The crêpe cotton keeps our heavy-coated giant completely cool in the sun. Swapped size effortlessly on our first purchase with free return shipping."