Crafted from premium natural Mao Bamboo, these A-grade disposable bamboo coffee stirrers are made through precise cutting and polishing. With a size of 178mm×6mm×1.3mm, they are lightweight, portable and tough enough. Strictly complying with food-grade safety standards, they are odorless and chemical-free, safe for direct contact with coffee, milk tea, hot drinks and other beverages. Made from natural bamboo, they are fully biodegradable, aligning with the global trend of sustainable catering. Ideal for coffee shops, milk tea shops, hotels, offices, outdoor camping and more, they are the perfect choice for stirring coffee, milk tea, cocktails and other beverages, meeting the needs of convenient use while highlighting environmental concepts.

Catering Stores: For dine-in and takeaway packaging in coffee shops, milk tea shops, dessert shops, western restaurants, etc.;

Hotel & Office: For business scenarios such as hotel rooms, office pantries and meeting rooms;

Outdoor Leisure: For portable scenarios such as camping, picnics, parties and exhibitions;

A great cup of coffee should not be ruined by inferior cutlery. We select natural Mao bamboo, treated with high-temperature carbonization to ensure zero odor and zero chemical residues. With a slender 178mm length and a solid 6mm thickness, it is designed not just for stirring, but to convey a respect for nature at your fingertips. It is the perfect replacement for plastic stirrers, keeping every sip of coffee as pure as intended.

Five-Dimensional Anatomy of the Bamboo Coffee Stirrer

Micro-Structure: Longitudinal Toughness

Crafted via longitudinal grain cutting, preserving the parallel alignment of bamboo fibers along the stick’s length. This natural composite structure grants exceptional longitudinal tensile strength and flexural modulus. Unlike wood sticks with transversely cut fibers, it effectively resists shear forces when stirring ice or viscous syrups, eliminating the risk of snapping.

Geometric Mechanical Limits: Rigid yet Resilient

The golden length of 178mm delineates a 130mm working zone and a 60mm safe grip zone, keeping fingers away from cup rim heat and contaminants. The stick possesses excellent torsional stiffness, resisting twisting deformation when vigorously stirring iced drinks; simultaneously, it retains bamboo’s inherent resilience, withstanding certain bending stresses without snapping, achieving a perfect balance between hardness and elasticity.

Cross-Sectional Fluid Dynamics: Flat & Efficient

The 6.0mm × 1.3mm flat rectangular cross-section is intentional. Compared to round sticks, this geometry generates greater fluid shear force and turbulence during rotation, blending coffee, milk, and syrup rapidly with fewer stirs. Additionally, the widened grip surface distributes fingertip pressure, avoiding the discomfort of thin round sticks digging into fingers, balancing efficiency and comfort.

Thermal Physics: Insulation & Hydrophobicity

Bamboo’s naturally low thermal conductivity makes it an excellent thermal insulator; the grip end remains warm but not scalding even when immersed in 95°C coffee. Coupled with a micro-crystalline hydrophobic layer formed by high-temp carbonization, surface porosity is significantly reduced, blocking rapid water penetration channels. This ensures the stick does not swell, soften, or fuzz even after 30 minutes in hot liquid.

Sensory Interaction: Zero Flavor Interference

Through deep de-sugaring and carbonization, the product enters an “olfactory dormant” state. Odorless when dry, it releases only a faint plant scent when wet (contact with hot water), never masking the coffee’s fragrance or aroma. The surface is finely polished to an extremely low roughness (Ra), feeling warm and smooth like jade, with no risk of splinters, ensuring safe and comfortable oral contact.

Product Features & Advantages

Precise Size Design

178mm length fits all kinds of coffee cups, milk tea cups and glass cups. 6mm×1.3mm lightweight size ensures smooth stirring without splashing, portable and easy to store.

A-Grade Natural Bamboo

Selected high-density bamboo with uniform texture and strong toughness, resistant to bending and breaking during stirring, more durable than ordinary plastic stirrers.

Food-Grade Safety & Hygiene

High-temperature sterilized, free of bleach, fluorescent agents and odors. Passing food contact safety tests, safe for direct contact with hot and cold beverages.

Smooth & Burr-Free

Multi-step fine polishing, round and smooth edges, no scratch to hands or cups, comfortable to use without damaging the cup wall.

Eco-Friendly & Biodegradable

Made from renewable bamboo, naturally degradable after use without plastic pollution, in line with global green catering trends and enhancing brand green image.

Versatile Scenarios

Suitable for coffee shops, milk tea shops, hotels, offices, outdoor camping, parties and banquets, ideal for stirring coffee, milk tea, cocktails, juices and other beverages.

Production Process

Raw Material Selection: Select high-quality Mao Bamboo, eliminate weak and insect-infested bamboo to ensure basic toughness and density;

Precision Cutting: CNC cut to uniform size of 178mm×6mm×1.3mm, size error ≤0.5mm;

Fine Polishing: Fully automatic polishing + manual inspection to ensure smooth surface without burrs and round edges;

High-Temperature Sterilization: High-temperature steam sterilization to kill bacteria and eggs, ensuring hygiene and safety;

Quality Inspection: Sampling inspection on appearance, size and hygiene indicators to ensure stable quality of each stirrer;

Quality & Safety Compliance

Food-Grade Authoritative Certification: Complies with China’s national food contact material safety standard

Zero Harmful Additives Promise: No bleach, fluorescent agents, formaldehyde or heavy metal additives used in production, odorless and chemical-free, safe for pregnant women and children;

High-Temperature Sterilization & Anti-Mold: High-temperature steam sterilization to completely kill bacteria and eggs in bamboo, not easy to mold during long-term storage;

Full-Link Quality Control: Multi-link quality inspection from raw materials to finished products, reject rate controlled within 0.1% to ensure stable bulk quality;

Mechanical Safety Guarantee: Passed bending strength test, not easy to break during stirring, avoiding the risk of accidental ingestion or scratching.