b.box Sippy Cup with Weighted Straw (2-Pack) – 8oz, Leak Proof, BPA Free, Easy Grip

A smarter sip for growing kids

Meet the b.box Sippy Cup with Weighted Straw, a practical 8oz cup built for babies 6 months and older through the toddler years. This 2-pack in cobalt and bubblegum colors offers a familiar grip, friendly proportions, and a straw that stays submerged when the cup tilts. The result is a smoother sipping experience that fits into busy family moments—from playtime to mealtime and on the go.

Designed for everyday feeding

• Weighted straw stays in the liquid, enabling sipping from various angles and positions.
• Easy grip handles with clear volume markings help you monitor how much baby drinks.
• Durable, BPA-free construction that’s dishwasher safe for convenient cleaning.

Leak resistant and travel friendly

• Two-way valve minimizes leaks and spills, even when the cup is tilted or resting on its side.
• Flip top lid seals the straw and keeps it clean while you move between activities or locations.

Tips for best use

• If your child has trouble drinking from the straw, guide them to place lips over the entire straw to press and sip. Replacement straws are sold separately.
• Pair with the two-pack to keep feeding on schedule while you switch colors for variety.

Care and brand ethos

• Dishwasher and sterilizer safe, with BPA-free materials for everyday reliability.
• b.box was founded by two moms to simplify parenting with thoughtful, high-quality essentials; the cup is designed for ongoing use and trust in homes across 60+ countries.

This product line supports growing independence without sacrificing ease of cleaning or safety. Expect a practical, kid-friendly sip cup that adapts as your child learns to drink more fluids from a straw.