Evviva Sciences Petri Dish 500 Pack 500 Petri Dishes 100 X 15mm Premium Performance 3 Vents to Reduce Condensation for Lab Research, Education, & More

CASE OF 500 PETRI DISHES: Each case contains sleeves of 20 - 25 petri dishes. Multiple sleeves are included per case, so you do not need to open and risk spoiling the entire package. Simply use the dishes you require and save the remainder for later use. This is an excellent value! STURDY PLASTIC, IDEAL FOR POURING AGAR: These petri dishes are constructed from premium quality polystyrene, which performs superbly for pouring agar plates. The plastic will not melt or deform when you pour hot agar into these dishes. MUSHROOMS, LAB RESEARCH, SCIENCE EDUCATION: Whether using these dishes for mushroom cultivation or for a classroom science project, they will work perfectly! They have a wide range of different uses and are an excellent choice for any project. VENTED LIDS FOR AIR CIRCULATION & REDUCED CONDENSATION: Each petri plate features a vented lid to allow for improved air circulation. Condensation can damage your agar plates and result in poor performance. The vented lids minimize condensation effectively! DURABLE & RELIABLE DESIGN Crafted from high-quality, crystal-clear polystyrene for superior visibility and performance, suitable for scientific research, laboratory studies, and microbiology applications