Description
The 9" Curly Spring is where the shaped-stick category meets full medium-dog session length. At 9 compressed inches, it is the longest curly Spring in the BSD range — providing the paw-pin-and-gnaw geometry that 9-inch format naturally produces (dog pins the Spring with front paws and works methodically from one end along the coil) while adding the grip-cycling repositioning that curly geometry contributes at every bend. The result is a medium-dog format that reliably delivers 35–70-minute sessions with odor-free processing, entirely indoors, with no compromise to household smell.
For Beagles at the heavier end (25–35 lbs), Cocker Spaniels, Border Collies under 45 lbs, Corgis, Basset Hounds, Whippets, Brittany Spaniels, and active medium mixed breeds — the 9" Spring provides the session length those dogs need in a format that provides something extra: the helical coil path produces more total dental contact per session minute than a straight 9" stick because the dog's jaw contacts the coil from different angles as they advance and reposition. This is why the 2014 Rutgers University study on canine dental chews specifically used corkscrew-shaped sticks — the multi-angle geometry they produce is more comprehensive for dental treatment than straight-line single-axis grinding.
The 9" Curly Spring also solves the medium-dog category gap between compact springs (4-7") and full 12-inch straight sticks. For dogs 30–55 lbs that find compact springs too short but don't need the full 12-inch format that's sized for large dogs, the 9" Spring is the correctly proportioned option. Not every medium dog needs a 12-inch stick. The 9" Spring provides the right Length, the right density range, and the geometric session extension that makes shaped sticks valuable — all in one format.
The Beagle case — why 9" Curly Spring Odor-Free is often the best format for this specific breed: Beagles are scent hounds hardwired to respond to aromatic cues. Natural-scent bully sticks elicit the strongest engagement, but their owners often give chews indoors, where the smell is disruptive. Odor-free sticks solve the smell problem, but sometimes produce slightly less initial enthusiasm in scent hounds. The 9" Curly Spring bridges this: the odor-free processing keeps household smell manageable, and the 9-inch coil length forces a long methodical session (35–55 minutes for most moderate-chewing 25–35 lb Beagles) with the repositioning engagement of the curly geometry keeping them focused throughout. The coil also engages Beagle problem-solving behavior — they will sniff, investigate, and experiment with different grip positions on the coil in a way they don't with familiar straight sticks. For Beagle owners who want the session length of a long format and the odor-free smell profile: this is the answer.
The 9-Inch Curly vs. 9-Inch Straight — What Geometry Adds at This Length
BSD's 9-inch straight bully stick (the 9" Bully Sticks) provides solid Select-tier session performance for the same weight class. The 9" Curly Spring covers the same dog weight range and similar session duration, but the chewing experience is meaningfully different in two ways.
First, the coil adds grip cycling throughout the session. The dog pins the Spring and gnaws section by section, but at each bend of the coil, their jaw angle must change, and their grip shifts — introducing 15–25 micro-repositioning events during a 45-minute session that collectively add 5–12 minutes of session time versus the equivalent straight format. This is consistent across the weight class.
Second, and more importantly for specific dogs, the curly geometry disrupts the "efficient consumption pattern" that straight sticks enable. Dogs given the same straight 9" stick regularly develop faster and faster consumption as they learn the optimal grip and grinding motion. The 9" Curly Spring resets this: there is no optimal grip, because the coil means every position along the Spring is different. Dogs given the Curly Spring 1-in-3 in rotation with straight sticks show measurably slower straight-stick consumption than dogs given straight sticks exclusively, because the rotation prevents full habituation to any single consumption pattern.
Chew Time by Dog Weight
| Dog Weight | Chewer Type | Est. Session | Action |
|---|---|---|---|
| 25–35 lbs | Moderate | 45–70 min | Ideal — stay at 9" Curly Spring |
| 35–50 lbs | Moderate | 38–58 min | Good fit; 12" Select for more |
| 50–65 lbs | Moderate | 30–45 min | 12" Select or Jumbo Odor-Free |
| Any | Heavy | Under 20 min | 4-7" Thick Spring or straight Jumbo |
Nutrition & Sourcing Specs
Nutrition Per Spring
| Crude Protein | ~86% |
| Calories per Spring | ~100–130 |
| Fat content | Low |
| Ingredients | Beef Pizzle Only |
| Grain-free | Yes |
| Digestibility | 100% digestible |
Sourcing & Processing
| Beef source | Grass-fed, free-range |
| Hormones/antibiotics | None |
| Processing | Extended oven-baked, odor-free |
| Chemical additives | None |
| Rawhide-free | Yes |
Frequently Asked Questions
Yes — one of the best indoor odor-free formats for Beagles 25–35 lbs. Beagles are scent hounds with a strong olfactory drive. Odor-free processing retains enough residual beef scent to engage Beagles while keeping household odor manageable. The 9-inch coil length provides 45–60 minutes for most moderate-chewing Beagles. The curly geometry engages their problem-solving behavior through multiple repositioning events — Beagles will sniff and investigate the coil at each positioning shift, making the session more enriching than a familiar straight stick. If your Beagle consistently finishes in under 25 minutes, step to the 4-7" Thick Curly Spring for more density before moving to straight sticks.
Similar material weight and calorie content. The straight 9" delivers reliable Select-tier sessions in a linear format. The 9" Curly Spring delivers the same material in a coiled format that adds 15–25 grip cycling repositioning events per session, extending session duration by approximately 15–20%. The straight format is the everyday workhorse; the Curly Spring is the variety-rotation format that extends sessions and resets engagement novelty for dogs showing reduced habituation with straight sticks. Use 1-in-3 or 1-in-4 in rotation rather than exclusively.
The sweet spot is 25–50 lbs with moderate chewing intensity. Below 25 lbs, the 4-5" Standard Curly Spring is more proportional. For above 50 lbs with moderate chewing, the 12" Select Odor-Free or 12" Jumbo Odor-Free provides a more appropriate session length. For dogs that fall at 25–50 lbs and receive chews primarily indoors where smell is a concern, the 9" Curly Spring Odor-Free is the format that covers all variables at once: correct Length, correct diameter, correct scent processing, and shape-based session extension.
Instructions
Feeding Instructions :
Please monitor your dog while feeding these gourmet natural treats, they are fully digestible however, please always provide a fresh supply of drinking water for your pup.
Recommendations:
Store your bully sticks in the original zip lock bag under cool conditions
