A hand-drawn crayon birthday invitation that turns a little sailor's big day into a seaside sketchbook page. Bold navy lettering, sunny yellow accents and bright red bunting frame a lighthouse, a sailboat and a giant crayon numeral, all rendered in wobbly wax strokes on crisp white paper. Every word on the page is editable: the honoree's name, their age, the party date and time, the venue, the host line, the dress code, parking notes and the reply-by date all update from one simple form, and a ghosted watermark behind the ship's log quietly spells the birthday child's first name. Guests open the invite on any phone and land on a page that feels alive: pennant flags sway at the top, the photographic card breathes under a wax-grain texture, a clustered countdown counts the days, hours, minutes and seconds until anchors aweigh, and the seconds numeral ticks with a gentle pulse. The ship's log lays out the event details in clean two-column rows with round icon chips, the port section shows the venue with one-tap Get Directions and Add to Calendar buttons, and a message-in-a-bottle note carries the host's own words in a handwritten script face. At the dock, a boarding-pass RSVP with a brass coin seal invites families to reply yes, no, or maybe, with the reply-by date printed underneath. A floating bottom dock keeps Card, When, Where and RSVP one tap away, the layout is mobile-first with a desktop-wide card stage, and every slot is wired to the hydrator so hosts edit values, never code. Perfect for a nautical-themed birthday or any kids' celebration by the water, this playful stationery sets the tone for games, cake and adventure, and it pairs with a matching RSVP page, countdown and location details that share the same hand-drawn charm.