Key Features and Characteristics:

Brand: 4ES. This appears to be a brand that produces baby feeding bottles and possibly other baby products, available in the Pakistani market.

Material:

Glass Body: The main bottle is made of glass. Glass feeders are often preferred by parents because they are:

Hygienic: Easy to clean and sterilize, and do not retain odors or stains.

BPA-Free: Naturally free from harmful chemicals like BPA, PVC, and phthalates, ensuring a safe feeding experience.

Durable: With proper care, they can last a long time.

Heat Resistant: Can withstand high temperatures for sterilization and warming milk.

Rubber Handle: The andle is likely made of rubber or a similar soft, grippy material (like silicone) to provide:

Ergonomic Grip: Makes it comfortable for the baby to hold as they develop motor skills.

Anti-slip: Reduces the chance of the bottle slipping from small hands.