Zak Designs Kelso Toddler Cups For Travel or At Home, 15oz 2-Pack Durable Plastic Sippy Cups With Leak-Proof Design is Perfec

About this product

The Zak Designs Kelso is a two-pack of 15-ounce plastic straw cups equipped with an internal silicone valve to prevent spills. Designed for everyday home and travel use, these break-resistant cups fit standard stroller and car seat cup holders. They are ideal for parents looking for a high-capacity, mess-free option for toddlers transitioning from bottles.

Best for

Parents needing durable, spill-resistant straw cups for active toddlers

What works well

• ✓Internal valve prevents leaks even when turned upside down or dropped
• ✓Durable plastic body withstands repeated impacts on hard floors
• ✓Sized to fit standard car seat and stroller cup holders easily

Worth knowing

• iStraw components require meticulous cleaning to avoid trapped moisture and mold
• iValve resistance can make sipping difficult for younger or weaker toddlers

Bottom line

An effective leak-proof solution for older toddlers, though the multi-part straw requires diligent cleaning.