Key features

• •HIGH-VALUE 8-PACK 500ml Flask Set: Get eight premium 500ml Erlenmeyer flasks at an unmatched bulk price. Ideal for high-throughput labs, science classrooms, home brewing batches, hydroponic gardening, and yeast starters, enabling efficient, simultaneous experiments and preparations.
• •PROFESSIONAL LAB-GRADE 3.3 BOROSILICATE GLASS: Crafted from thick, uniform-wall 3.3 borosilicate glass for superior thermal shock and chemical corrosion resistance. Safe for direct heating (hot plate/flame), autoclavable (121°C), and dishwasher safe – meets stringent professional lab standards for rigorous daily use.
• •ZERO SHIPPING DAMAGE – INDIVIDUAL EPE FOAM PROTECTION: Say goodbye to cracked glassware! Each conical flask is securely wrapped in custom EPE pearl cotton foam packaging, guaranteeing your lab flasks arrive perfectly intact and ready for immediate use, unlike generic sets.
• •PERMANENT, ACCURATE 100ml ENAMEL SCALE: Features fired-on, acid-resistant white graduation marks with clear 100ml intervals that will never fade, peel, or wear off. Ensures easy-to-read, precise liquid measurement for lab work, brewing fermentation, media preparation, and cell culture applications.
• •VERSATILE NARROW MOUTH DESIGN & STABLE BASE: The narrow neck minimizes evaporation and prevents spillage during transfers, while the stable conical base ensures no tipping. Perfect for routine lab work, science demonstrations, beer/wine/kombucha brewing, hydroponics, plant propagation, and even as unique science-themed decor.