The b.box Sippy Straw Cup Replacement Pack is essential for extending the life of your child's favorite cup. This convenient set includes two durable silicone straws, one weighted ball, and a specialized cleaning brush for hygienic maintenance. The innovative weighted straw design allows toddlers to drink from any angle, while the soft silicone is gentle on developing gums and teeth. All components are dishwasher-safe and crafted from materials free of BPA, Phthalates, and PVC, ensuring a safe drinking experience.