SpareParts Tomboi Cover Brief Style Underwear Harness Nylon Black/Black 2XL
The SpareParts Tomboi Cover Brief Style Underwear Harness in Nylon Black/Black size 2XL brings a fresh take to intimate confidence with a low-profile, garment-like design. This SpareParts underwear harness uses a full-coverage front panel to cushion the wearer from the dildo base, eliminating chafing and discomfort during vigorous use. The nylon-blend fabric offers four-way stretch, a soft hand feel, and quick-drying performance that keeps you comfortable. A secure O-ring and reinforced seams hold flared-base dildos firmly in place without slipping.
Key Features
- Full-coverage brief – a smooth front panel eliminates skin-to-base contact, reducing friction and irritation.
- Nylon/spandex body – breathable, moisture-wicking fabric stretches in all directions for a second-skin feel.
- Wide elastic waistband – stays put without rolling or digging in, even during active play.
- Reinforced O-ring – heavy-duty stitching secures the ring, reducing wear over time.
- Pull-on design – no straps or buckles; simply step in for a discreet, everyday look.
Sizing and Fit
This SpareParts underwear harness in size 2XL fits hips and waist measuring 44 to 50 inches. The four-way stretch fabric adapts to your shape without sagging, so you can move freely. Use a soft measuring tape around the fullest part of your hips to confirm your size. If you fall between sizes, we recommend sizing up for extra comfort.
| Size | Waist / Hip Range |
| XS/S | 24-32 inches |
| M/L | 32-42 inches |
| XL | 40-48 inches |
| 2XL | 44-50 inches |
| 3XL | 48-56 inches |
Material and Care
The SpareParts Tomboi Cover harness is made from a durable nylon/spandex blend with a black-on-black finish. The minimal seams reduce hotspots, while the tagless back prevents irritation. For best longevity, hand wash in cold water with mild soap and air dry away from direct heat. Do not bleach, iron, or machine wash – the elastic may degrade.
Compatibility
This SpareParts underwear harness works with nearly any flared-base dildo, regardless of material or length. The built-in O-ring has a standard 1.5-inch inner diameter, which grips shafts up to 2 inches in diameter. If your dildo has a thinner neck, a stabilizer ring (sold separately) can improve the hold. Always insert the dildo through the ring with the base resting against the cover panel, not directly on your skin.
How to Use
Step into the harness like regular underwear and pull it up to your hips. Slide your dildo through the O-ring from the inside so the flared base sits flush against the panel. Adjust the waistband so it lies flat and comfortable. Apply a few drops of water-based lubricant to the shaft and you are ready to go. After use, remove the dildo, wash the harness according to care instructions, and store flat or folded away from sharp objects.


















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