Easy clean. Made with durable nylon bristles, the straw brush easily cleans inside our bottle straws while the detail cleaner fits into the crevices of caps and lids. Fits all Hydro Flask® caps and lids. 2″ L x 2″ W x 6″ H SKU: IPDLF-OLVMR Item Number: SCS415 Setup charge: $65.00 Packaging: Bulk