The SpareParts Sasha Harness in Red/Black reimagines strap-on play as a lingerie-inspired experience. Designed as a pair of fitted booty shorts rather than a traditional harness, it pulls on exactly like underwear — no buckles, no straps to thread, no complicated adjustments. The shorts are cut from a premium 77% nylon / 23% spandex blend that is lightweight, breathable, and built for extended wear. A built-in O-ring accommodates dildos from 1.25" to 2.25" in diameter, covering everything from slim toys to large or double-ended styles. Two internal mini-bullet-vibe pockets sit positioned for hands-free stimulation of the wearer, while two internal panels let you choose between a covered dildo base (for a cleaner look) or full skin contact for added sensation. Adjustable ribbon accents on each side let you switch between a smooth, sleek silhouette or a ruched, gathered look with a single pull. The set arrives with a travel-friendly storage bag and a mesh lingerie laundry bag, and the entire harness is machine washable and water-friendly.

SpareParts Sasha Harness features:

• No-buckle booty short design — steps on like underwear, no adjustment needed
• Material: 77% nylon, 23% spandex for a soft, stretchy, breathable fit
• Built-in O-ring accommodates small, large, and double dildos (diameter 1.25"–2.25")
• Two internal mini bullet vibe pockets for hands-free wearer stimulation
• Two internal panels — choose covered dildo base or full body contact
• Adjustable ribbon side accents for smooth or ruched styling
• Lightweight and breathable for long scenes or all-day wear
• Machine washable and water-friendly
• Includes travel storage bag and mesh lingerie laundry bag
• Available in sizes XS through 3X

Specifications / Size & material

• Material: 77% nylon, 23% spandex
• Body safety: Nylon/spandex blend is skin-friendly and breathable; avoid fabric softeners and tumble-dryer heat
• O-ring diameter (all sizes): 1.25"–2.25" / 3.18 cm–5.72 cm
• O-ring circumference (all sizes): 3.92"–7.07" / 9.96 cm–17.96 cm
• Size XS — Low waist: 26"–28" / 66.04 cm–71.12 cm
• Size S — Low waist: 29"–32" / 73.66 cm–81.3 cm
• Size M — Low waist: 33"–37" / 83.82 cm–93.98 cm
• Size L — Low waist: 38"–40" / 96.52 cm–101.6 cm
• Size XL — Low waist: 41"–44" / 104.14 cm–111.76 cm
• Size 2X — Low waist: 45"–48" / 114.3 cm–121.92 cm
• Size 3X — Low waist: 49"–52" / 124.46 cm–132.08 cm
• Care: Machine washable, water-friendly
• Includes: Travel storage bag, mesh lingerie laundry bag
• Brand: SpareParts

Intensity & Experience Level

Level: Beginner — Sensation: Penetrative / pressure

The pull-on design and fixed O-ring remove almost all of the setup friction associated with traditional strap-on harnesses, making the Sasha an excellent entry point for first-time strap-on wearers. The wide size range and stretchy fabric are forgiving on fit, though users will want to practice dildo insertion and try the shorts solo before a partnered session to dial in the angle and feel confident during play.

Who is this product for?

• First-time strap-on wearers: The lingerie-inspired, no-buckle design feels far less intimidating than traditional harness rigs and is a natural starting point for exploring penetrative play.
• People managing erectile dysfunction or premature ejaculation: Provides a reliable, fully functional penetrative option that does not depend on maintaining an erection, supporting satisfying sex for both partners.
• Users with limited hand or arm mobility: The pull-on fit and secure O-ring mean the dildo is held firmly in place without requiring grip strength or complex manual dexterity during play.
• Fans of fuss-free gear: Anyone who wants to skip buckles, strap threading, and repeated micro-adjustments will appreciate the simple step-in design and immediate readiness.
• Style-conscious wearers: The booty short silhouette and adjustable ribbon accents make the Sasha wearable as lingerie, bridging erotic aesthetics and functional strap-on performance.

How to use the SpareParts Sasha Harness?

1. Choose your dildo: Select a dildo with a flared base whose diameter falls within 1.25"–2.25" to fit the built-in O-ring securely.
2. Attach the dildo: From the inside of the shorts, slide the dildo shaft through the O-ring until the flared base sits flush against the fabric.
3. Step in and pull up: Put the shorts on as you would a pair of underwear and pull them up to your low waist.
4. Check the fit: The shorts should feel snug and the dildo base should sit firmly without wobbling. If you are between sizes, size down for a more secure hold.
5. Comfort checkpoint: Move around, shift your hips, and confirm the O-ring position feels stable and comfortable before involving a partner.
6. Add bullet vibes (optional): Slide mini bullet vibrators into the two internal vibe pockets for hands-free stimulation while wearing.
7. Style the sides: Adjust the ribbon ties to smooth or ruched to suit the look you want.
8. Play: Try missionary, doggy style, or a seated straddle — the shorts provide hip stability across positions.
9. Stopping and removal: When play ends, step out of the shorts, remove the dildo from the O-ring, and set both aside for cleaning.

Techniques & ways to play

• Solo practice: Wear the harness alone to rehearse dildo insertion and find the best angle before a partnered session — confidence makes play smoother for everyone.
• Missionary / face-to-face: The stable waistband supports deep, controlled thrusting while allowing close eye contact and body connection.
• Doggy style: Full-strength thrusting is well supported by the fitted shorts, which stay in place under vigorous movement.
• Seated straddle: The receiving partner takes the top position and controls pace and depth while the wearer's hips stay anchored.
• Wear-and-surprise: Pair with high-cut underwear over the harness for easy under-clothes wear and a mid-scenario reveal.
• Dildo rotation: Experiment with different dildo bases — subtle shifts in base shape change the angle and feel of every thrust for both partners.
• Dom/sub dynamic: The wearer naturally holds penetrative control; negotiate roles, pace, and limits clearly before play begins, and check in with your partner before increasing intensity.

Pairs well with / Complete the scene

• Flared-base dildos: Any dildo with a base diameter between 1.25" and 2.25" — realistic, silicone, double-ended, or strapless styles all work with the built-in O-ring.
• Mini bullet vibrators: Small bullets sized to fit the internal vibe pockets add hands-free stimulation for the wearer during penetration.
• Water-based lubricant: Required with any insertable toy used in the harness to protect the dildo material and ease cleanup.
• Toy-safe warming pads or warm running water: Warming the dildo before insertion creates a more lifelike sensation for the receiving partner.
• Collections to explore: Strap-On Harnesses & Accessories, Couples Sex Toys.

How to clean and care

• Machine washing: Wash on a cold, gentle cycle with mild detergent. The included mesh lingerie bag protects the shorts during the wash cycle.
• Hand washing: Hand wash with mild soap and lukewarm water as an alternative.
• Drying: Air dry flat — do not tumble dry, and avoid direct heat or sunlight which can degrade the spandex fibers.
• Fabric softeners: Avoid — they can break down the nylon/spandex blend over time.
• Lube compatibility: Use water-based lubricants only with any insertable toy loaded into the harness to protect toy materials and keep cleanup simple.
• Storage: Store flat in the included mesh laundry bag or travel bag in a cool, dry drawer away from direct heat, sunlight, and other toys.

Additional information

• Accessibility: Designed as a functional penetrative solution for individuals who experience difficulty maintaining erections, premature ejaculation, or who want longer-lasting penetration independent of erectile function.
• Mobility support: The pull-on fit and secure O-ring provide a hands-free penetrative option suitable for users with limited grip strength or restricted arm and hand movement.
• Versatility: The adjustable O-ring range (1.25"–2.25") means the harness works with a wide variety of dildo styles — slim, large, realistic, or double-ended — without accessories or adapter rings.
• Travel-friendly: Compact, packable, and machine washable — easy to bring on trips without special storage requirements.
• Inclusive sizing: Available from XS through 3X to accommodate a broad range of body types.

Special considerations / warnings

• Mobility requirement: Putting on and using the harness requires enough lower-body mobility and flexibility to step into and pull up the shorts and to move through penetrative positions.
• Fit tip: If you fall between sizes, size down for a snugger, more supportive O-ring hold and to prevent dildo slippage during use.
• Lubrication caution: Avoid over-lubricating the area directly around the O-ring mount — excess lube in that zone can cause the dildo to shift or slip during thrusting.
• Dildo compatibility: Only use dildos with a flared base that falls within the 1.25"–2.25" diameter range. Toys outside this range will not seat securely in the O-ring.
• Care caution: Do not tumble dry or use fabric softener — both degrade the nylon/spandex fabric and shorten the lifespan of the harness.
• First-time use: Practice solo before partnered play to locate the most comfortable dildo angle and confirm the fit is secure before adding a partner.
• 18+ only. For consensual adult use.