TRUHK Black Boxer Briefs – STP & Packing Friendly Underwear

The First Step to a Secure Foundation

TRUHK boxer briefs feature a 3-layer pocket system with bamboo fabric for all-day comfort. Compatible with all Emisil packers and STP models. The O-opening design provides secure positioning for STP use.

Why It Works

• 3-Layer Pocket: Secure positioning for packers and STP models.
• Bamboo Fabric: Soft, breathable, and moisture-wicking.
• STP Compatible: O-opening for stand-to-pee functionality.
• All-Day Comfort: Designed for extended daily wear.

This piece is an anatomical model, handmade to order and designed to be worn. A few things worth knowing before you wear it for the first time.

• Designed to be worn, not inserted. These models are shaped for wearing. They are not made for use inside the body.
• Not a toy, and not for the mouth. Keep it away from children and pets, and out of the mouth — it is not a food-contact item.
• If it doesn't feel right, take it off. Any discomfort, irritation or skin reaction means stop wearing it and check with a doctor.
• Not a medical device. Nothing we make is intended to treat or diagnose anything, and nothing here is medical advice.

Used outside what it is designed for, a piece can be damaged in ways that are not a manufacturing fault. Full terms: Product Terms & Safety.

• Wash with warm water & mild soap after each use
• Air-dry fully before storing
• Store away from dust, direct sunlight & oils
• Avoid silicone-based lubricants
• Use cornstarch powder to maintain surface feel

View full care guide →

• Made to Order: 1–2 business days production, then shipping
• Worldwide shipping — live rates shown at checkout
• Express shipping available at checkout
• US, UK & Canada: import duties pre-paid on UPS & DHL Express — nothing extra at delivery
• Discreet packaging — plain box, no branding

View full shipping policy →