Hatchling (3mm) 1st (5mm) - Tub 1st (5mm) - Bulk Bag of 1000 (approx) 2nd (6-8mm) - Tub 2nd (6-8mm) - Bulk Bag of 1000 (approx) 3rd (8-10mm) - Tub 3rd (8-10mm) - Bulk Bag of 1000 (approx) 4th (12-18mm) - Tub 4th (12-18mm) - Bulk Bag of 500 (approx) 4th (12-18mm) - Bulk Bag of 1000 (approx) Standard (18-25mm) - Tub Standard (18-25mm) - Bulk Bag of 500 (approx) Large (25-30mm) - Tub Large (25-30mm) - Bulk Bag of 500 (approx)