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You play. They sleep.

High-performance balls. Coexistence solutions.

SILENZA develops premium, high-density microcellular PU Foam solutions designed to balance intense athletic passion with uninterrupted residential coexistence. Acoustic absorption engineering paired with high-resilience structural rebound memory.

Product ecosystem in development
SILENZA Basketball Size 7 — Dual-Density PU Foam, Peach-Skin finish, 590g regulation weight
🏀 SILENZA Basket
[ Official Size 7 NBA / Dual-Density PU Foam / Peach-Skin Finish / 590g / Regulation Weight ]
✓ LAB APPROVED / VALIDATION BATCH PENDING
• Regulation weight: 590g (21 oz) — official size 7 / 29.5"
• Dual-Density PU Foam: soft outer layer + dense inner core
• Acoustic reduction: up to 70% vs leather NBA ball
• Rebound resilience: >52% — equivalent bounce height to real ball
• Shore Hardness: 20A exterior / high-density core
• Integrated channels and grooves: regulation ball feel
• Structural memory retention: >99%
• UV Additive: HALS 0.3%
• NCM: 9506.62.00
SILENZA Pickleball — Optical yellow, black perforation pattern visual emulation, solid PU Foam core
🏓 SILENZA Pickleball
[ Optical Yellow / Black Perforation Pattern (visual emulation) / Solid Core / Silent-Core ]
⚗️ CONCEPT VALIDATION
• High-density PU Foam, solid core (no air chamber)
• Silent-Core Disruption high-rigidity polymer
• Acoustic attenuation: <15 dB at 3 meters
• Shore Hardness: 20A
• Structural memory retention: >98%
• Optimized aerodynamic drag coefficient
• Single-piece molding, smooth exterior finish
SILENZA Football Size 5 — Geometric 3D relief grayscale, high-density PU Foam, NCM 9506.69.00
⚽ SILENZA Football
[ Size 5 / Geometric 3D Relief in Grayscale / Reinforced Integral Skin / NCM 9506.69.00 ]
🔧 MOLD TOOLING STAGE
• High-density PU Foam: 65–70 kg/m³
• Single-mold reinforced integral skin: 2.0 mm
• Rebound resilience: >50%
• Shore Hardness: 20A
• Acoustic attenuation: <20 dB
• Structural memory retention: >99%
• Certified high-impact resistance
• NCM: 9506.69.00
SILENZA Volleyball — Regulation tricolor panel pattern blue yellow white, PU Foam Shore 20A
🏐 SILENZA Volley
[ Regulation Tricolor Pattern (blue / yellow / white) / Panel Zones / Soft-Touch / Ultra-Light ]
⚗️ MATERIAL FORMULATION
• High-density PU Foam: 45–50 kg/m³
• Single-piece molding with per-panel color zones
• Shore Hardness: 20A (Cushion Soft-Touch)
• Acoustic attenuation: <20 dB
• Linear surface impact absorption
• Rebound resilience: >48%
• Structural memory retention: >98%
SILENZA Touchtennis TT-Pro 80 — Matte white XD PU Foam, 80mm diameter, 30g high-durability
🔬 SILENZA Touchtennis
[ TT-Pro 80 / Matte White XD Formula / High Durability / Ø 80mm / 30g ]
⚗️ R&D EVALUATION
• High-density XD PU Foam, matte white, Ø 80mm, 30g
• Elastic Micro-Porosity Matrix
• Rebound resilience: >55% (high-velocity dynamics)
• Shore Hardness: 20A
• Acoustic attenuation: <20 dB
• Structural memory retention: 99.2%
• Dynamic weight balance: TT regulatory standard
• Single-piece molding, matte white finish