Breathable Three-Layer Mesh Fabric with Round Holes

This innovative threelayer mesh fabric features a precisionengineered round hole design that achieves optimal structural breathability and functional performance. Manufactured with highelasticity polyester fibers on doubleneedle bed warp knitting machines, the fabric forms a vertically supportive 3D air layer with customizable round holes (25mm diameter) and an open area ratio up to 45%, delivering exceptional ventilation and mechanical support.   Key Features:   ✔ Sandwich Construction    Surface layer: 20D ultrafine denier mesh (snagresistant treatment)    Middle layer: 3D upright fiber columns (adjustable height 515mm)    Base layer: Compact plain weave (antislip and antimigration)   ✔ Performance Parameters    Air permeability: ≥3500L/m²/s (JIS L1096 standard)    Compression resilience: 92% (after 50,000 fatigue tests)    Antibacterial rating: AAA (ISO 20743 standard)    Temperature resistance: Stable performance from 30°C to 80°C   Applications:   ▸ Functional apparel: Running sh…