COREGROUND 316 Stainless Steel Shaker

UPGRADE YOUR DAILY HYDRATION ROUTINE Tired of stubborn protein clumps or rattling mixer balls that scratch your expensive tumblers? Our 316 stainless steel shaker balls feature an innovative nested design to deliver double the mixing power with every shake. Thoughtfully engineered to be both marine-grade rustproof and alkali-resistant, these mixing balls smoothly glide along your bottle's interior for a noise-reduced blend every single time. INNOVATIVE BALL-IN-BALL TECHNOLOGY Unlike standard single-wire whisks that leave unmixed powder at the bottom, our dual-layered nested structure acts as a dynamic force multiplier. As you shake, the inner and outer springs collapse and expand independently, generating high-velocity fluid dynamics to efficiently break down dense supplement powders, green matcha, or even homemade kitchen dressings in seconds—saving you time and effort. A COMPLETE STORAGE & REPLACEMENT SOLUTION We don't just provide replacements; we offer an organized solution to keep your fitness essentials hygienic and travel-ready. Whether you are stocking up for your daily gym sessions, stashing a spare in your office drawer, or sharing the fitness journey with friends, this multi-pack is designed to seamlessly integrate into your active lifestyle. SPECIFICATIONS & PACKAGE INCLUDES: Material: Marine-Grade 316 Stainless Steel (Dishwasher Safe, Top-Rack Only) Compatibility: Standard Shaker Bottles, Travel Tumblers, and Most Water Bottles Available Options: 1-Pack / 2-Pack / 3-Pack / 4-Pack Sets Package Contents: Nested Shaker Balls (Quantity varies by selected pack), 1x Compact PP Storage Case, 1x Breathable Mesh Bag, 1x Instruction Guide

• 316 STAINLESS STEEL: Upgraded to marine-grade metal for safer rust and corrosion resistance. It perfectly handles high-acid fruit smoothies and electrolyte sports drinks while shaking, keeping your beverages exceptionally clean and odor-free.
• NESTED DESIGN: Featuring an innovative ball-in-ball structure, this nested shaker ball creates double the mixing power. It efficiently breaks down stubborn powder clumps, saving you time and helping deliver a smoother blend.
• VERSATILE USE: Thoughtfully sized to fit most standard shaker bottles, travel tumblers, and water bottles. Use them single or nested together to shake up your gym protein mixes, office matcha, or homemade kitchen dressings.
• SAFE & EASY CARE: Designed with smooth-glide edges to help minimize internal cup scratches. Its alkali-resistant build is safe for top-rack dishwashing, allowing for a quick, worry-free cleanup after each use or workout.
• PRACTICAL REPLACEMENT: Ideal for replacing lost shaker balls, this multi-pack offers a reliable backup. Complete with a storage case, mesh bag, and manual, it serves as a thoughtful, practical gift for fitness enthusiasts.

Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty