Product Features
✅ Built-in piston drive system for automatic, deep-thrusting stimulation
✅ Made from exclusive Koiginu material that mimics soft, moist teenage skin
✅ Realistic plump butt design supports multiple positions
✅ Narrow, textured tunnel for tight grip and suction sensation
✅ Heavyweight construction for immersive hands-free use
Product Description
The Electric Piston Girl Deep-Thrust Koiginu Heavy Butt Masturbator by MACCOS JAPAN is a top-tier, fully automatic piston-powered sex toy built for serious pleasure-seekers. Weighing in at a hefty 3700g, this large-scale masturbator replicates the feel and motion of passionate real-life sex.
Equipped with a powerful motorized piston mechanism, it delivers relentless thrusts with 7 variable speed patterns, giving you deep, rhythmic pleasure without using your hands. Its internal sleeve is crafted from MACCOS’s exclusive “Koiginu” material—engineered to replicate the delicate, moist skin of a young girl in love. The result? A lifelike softness that hugs you snugly the moment you enter.
The internal tunnel features a tight entry and stimulating ridges that build pressure and suction, heightening every thrust. The realistic butt shape supports versatile positioning including cowgirl, doggy style, and missionary—perfect for immersive roleplay or fantasy indulgence.
USB magnetic charging makes power-up easy, and a 70-minute runtime ensures long sessions of uninterrupted enjoyment. This is the ultimate sex toy for advanced users, butt lovers, and anyone ready to experience next-level, piston-driven climax.
Usage Recommendations
Use plenty of water-based lubricant before use for maximum comfort. After each session, disassemble the sleeve and clean thoroughly with warm water and mild soap or toy cleaner. Use a drying stick or powder to maintain material longevity.
Product Specifications
■ Package Dimensions (mm): H135 × W265 × D248
■ Package Weight (g): 4100
■ Product Dimensions (mm): H245 × W240 × D130
■ Product Weight (g): 3700
■ Product Number: 4589431650665
■ Accessories: USB magnetic charging cable, lubricant
