ComSaf Borosilicate Glass Storage Jars, 8-Piece 400 ml and 750 ml Set

Made from clear borosilicate glass, these ComSaf jars come in 400 ml and 750 ml sizes, with four of each in the eight-piece set. Their transparent sides make it easy to see what is inside and how much is left.

Each jar has a round profile and a bamboo lid with a silicone ring. The glass is listed as freezer- and microwave-safe, the bamboo lids are not suitable for the microwave.

They are intended for dry foods such as coffee, seeds, dried fruit, rice and muesli. Would a set of mixed sizes be more useful than buying one size for every ingredient? That depends on what you keep in the cupboard.

Getting the most from it

Use the smaller jars for ingredients you reach for in modest amounts, such as seeds or coffee, and the larger ones for cupboard staples like rice, flour or pasta. Keeping them together on a shelf or beside a coffee station makes the contents visible and gives different dry goods a dedicated place. For example, a smaller jar could hold coffee beans while a larger one keeps muesli close to hand at breakfast.

The silicone ring is designed to help limit exposure to air and cupboard moisture. Press the lid straight down after use, and keep the jars for dry foods under normal household conditions. The glass body can go in the dishwasher, but the bamboo lid should be washed by hand and dried fully.

Key specifications

• Set: Eight jars, with four 400 ml and four 750 ml
• Material: Borosilicate glass, bamboo and silicone
• Shape: Round
• Small jar dimensions: 8 × 8 × 10.6 cm
• Larger jar dimensions: 8 × 8 × 18.6 cm
• Glass temperature range: -20°C to 150°C
• Cleaning: Glass body is dishwasher-safe, hand-wash and fully dry the bamboo lid
• Microwave use: Glass body only, bamboo lid is not microwave-safe
• Intended contents: Dry foods

Where it shines

These jars suit a cupboard where identifying ingredients at a glance matters. Clear glass offers a more visible alternative to opaque storage tubs, while the two capacities let you store smaller quantities and larger staples in the same style of container. The round shape is easy to grip and can be lined up on a shelf, though the set’s two sizes mean it is worth planning where both will sit.

Buyers praise the jars’ appearance, while comments on how well the lids seal are mixed. The silicone ring is intended to make a tight seal, but that feedback means they are best treated as dry-food storage rather than a solution for liquids or pickling. You’ll like it if you want visible, coordinated containers for everyday cupboard ingredients. You may want to skip it if you need jars for liquids or preserved foods.

Final verdict

ComSaf’s set makes sense for organising dry staples in a kitchen cupboard or coffee corner, particularly if having two capacities is more useful than buying a full set of identical jars. The clear glass and bamboo lids give ingredients a neat, visible home, and the glass can be cleaned in the dishwasher. Its intended use is narrower than general-purpose food storage: choose another format for liquids, pickling or microwave use with the lid on.