Anchor Hocking Glass Storage Containers vs. Souper Cubes Silicone Freezing Trays

Materials

• Tempered glass
• Plastic or metal lids

Common claims

• Made in USA
• Oven and microwave safe
• Non-porous

Concerns / watch-outs

• Tempered glass (not borosilicate); avoid sudden temperature changes like freezer-to-oven
• Check lid materials; metal lids are microwave-unsafe and plastic lids vary in quality

Notes

Anchor Hocking is a solid, US-made glass container brand. The glass itself is inert; choose lids carefully for a complete low-tox setup.

Cleaner alternatives

• borosilicate glass container
• pyrex glass containers

Materials

• Platinum silicone
• BPA-free polypropylene lid

Common claims

• Platinum food-grade silicone
• Freezer and dishwasher safe
• Stackable

Concerns / watch-outs

• Some platinum silicone products vary in quality — buy from established brands

Notes

One of the most practical silicone food storage tools. Platinum-cured silicone is inert and food-safe at all freezer and dishwasher temperatures.

Cleaner alternatives

• silicone storage bag
• glass meal prep containers